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E. C. Kraus
HOME WINE MAKING NEWSLETTER
Issue Number 31
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*ABOUT THIS NEWSLETTER*
The E. C. Kraus Home Wine Making Newsletter is a FREE
publication
that covers issues and topics of general interest to the
home
winemaker. You may pass this newsletter on to friends
and others,
as long as it is used in its entirety.
______________________________
*GET STARTED NOW!*
To get a jump-start into the world of winemaking, take a
look at
the following information listed on our web site:
"How To Get Started"
This article will quickly get you the essential
information you
need to become a successful home winemaker. Whether you
want to
make wine from your own fresh fruits or from packaged
grape
juices we offer from around the world, this is the place
to
start.
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IN THIS ISSUE:
* Get More Out Of Your Wine Making!
* Using A Wine Press: The How's, When's & Why's
- Do I Really Need A Wine Press?
- Choosing The Right Wine Press
- Using A Wine Press
- A Few Words About Crushing The Fruit
* Winemaker's Glossary: Ullage
* Letter: When Am I Suppose To Add Bentonite?
* Wine Recipe Ideas: Strawberry-Rhubarb Wine
* Top Ten Reasons For Fermentation Failure
* Wine Making Quick Tip
* Additional Home Winemaking Information
______________________________
*GET MORE OUT OF YOUR WINE MAKING!*
Looking for ways to improve your winemaking efforts? We
have the
solutions. At ECKraus.com we are dedicated to making
your wine
making experiences successful and enjoyable ones.
Our web site features recipes, articles and valuable
bits of
information that will make your home wine making
adventures a fun
and fascinating experience.
You can also place your orders on-line. It's safe,
secure and
simple. Each item is listed, in detail with pictures and
in-depth
information, so you can learn while you shop.
So, take a look! See what it's all about! Visit our web
site and
experience all that E. C. Kraus has to offer. Our web
address is:
http://www.eckraus.com
______________________________
*USING A WINE PRESS: The How's, When's & Why's*
Summer is here, and fruits are plentiful. Time to get
your wine
making act into full swing... that is, if you haven't
done so
already!
I thought this would be a good time to talk about wine
presses
and the role they play in home wine making. So often we
get
people asking questions about wine presses.... home
winemakers
wanting to know how to use one; which one they should
buy, and so
on. Hopefully, this article will clear up some of these
issues.
- Do I Really Need A Wine Press?
The first that thing that might be going through your
mind after
seeing this article is, "Wine press! Do I need a press
just to
make a little wine at home?" And, the answer is,
"certainly not."
In fact very few people who make their own wine at home
have a
press. You can make wine by using the vast selection of
packaged
wine making juices that are available today--no pulp
involved.
Or, you can make wine using a few pounds of
berries--very little
pulp involved. Neither require using a wine press.
But with that being said, there are many types of fruits
that
could be handled much more easily and efficiently with
the aid of
a wine press. The first fruit obviously coming to mind
is the
ever-present wine grape.
If you are actually making wine from freshly-crushed
wine grapes,
whether it be Merlot grapes from California or Concord
grapes
from your own backyard, you may want to consider looking
at
getting a wine press. The volume of grapes required to
make each
gallon of wine almost dictates it--typically 12 to 16
pounds.
That's a lot of pulp!
With wilder grapes such as Scuppernong or Fox grape,
water is
used to dilute the stronger flavor and acidity that
these grapes
have. So, not quite as much pulp is involved--usually
25-50
pounds--to end up with 5 gallons of wine. However,
having a press
even in these situations would still be of benefit in
the sense
that it would allow you to extract more juice and flavor
from the
grape's fiber, but this is a matter of production
efficiency
rather than a matter of wine quality.
The same is true with other fruit wines such as
blackberries,
strawberries, currants and others. These are all fruits
that are
diluted with water and sugar to bring them into balance.
But
again, flavor extraction can be improved by the
incorporation of
a wine press into the process.
You may simply be making a lot of wine from berries. For
every 5
gallons of berry-type wine you make, you will need
anywhere from
12 to 20 pounds of fruit. If you are making 40-50, maybe
even a
100 gallons of berry wine of some type, you may want to
invest in
a wine press, just to make the process of handling the
pulp
quicker and easier.
- Choosing The Right Wine Press
There are two basic styles of wine presses that are
available to
the home winemaker. The first being the ratchet design
and the
second being the cider design. Both are equally
effective in
squeezing the juice from the pulp.
Ratchet Design:
This particular type of wine press is normally
associated with
larger batches of homemade wine. Someone making 20
gallons or
more at a time might want to consider this type of
press.
What makes the style of this press unique is that it has
a
ratcheting head that works its way down a threaded,
stationary
shaft that is secured at the base of the press. This
ratcheting
allows you to easily apply the pressure necessary to
separate the
juice from the pulp.
The ratchet press will usually have a two-piece
break-away basket
design which will allow you to remove the spent pulp
more quickly
between pressings--again, facilitating anyone who
intends to do
many pressings per batch.
Cider Design:
This style of press is usually smaller and more
appropriate for
someone who is making 5 to 10 gallons at a time. It will
press
any kind of crushed fruit, not just apples. And, just
like the
ratchet press, this press has a center-threaded shaft,
but it is
the shaft that is being spun to apply the pressure, not
a
pressing head.
This type of press can apply just as much pressure as
the ratchet
press, however for someone who intends to do 10, 15 or
even more
pressings per batch it can become cumbersome. But, if
you are
making smaller batches this will not be much of an issue
since
you will only be doing 3 or 4 press runs per 5 gallon
batch.
To view all of the presses we offer, go to the following
link
listed on our web site:
Wine Presses
- Using A Wine Press
As mentioned earlier, a wine press can be incorporated
into the
production of any type of wine. However, how and when
the wine
press is used can vary slightly from one style of wine
to the
next.
When Should I Press The Grapes?
Contrary to many novice beliefs, the wine grape is not
always
pressed at the very beginning of the wine making
process. When
making wine from red grapes, the grapes are usually
pressed only
after they have been crushed and fermented for a period
of
time--usually 4 to 7 days.
The amount of time the must is fermented on the crushed
pulp will
determine the resulting wine's color, body and flavor
intensity.
The pulp, and more specifically the skin of the grape is
where
most all of its color and body lies.
For the first 3 or 4 days of fermentation on the pulp,
it is both
color and body elements that are being extracted from
the pulp
and into the juice. After this time not much more color
extraction is noticed, but a continual increase in
flavor
and--more particularly--body will be noticed.
Commercially made wines such as Zinfandel display an
excellent
example of what pulp fermentation can do to change a
wine's
character. The Zinfandel grape is actually a red grape.
Yet, with
this single, red grape the wine industry is able to
produce a Red
Zinfandel, Zinfandel Blush and a White Zinfandel. Three
different
wines all coming from the very same grape. The
difference being
the amount of time the crushed grape skins stayed in
contact with
the juice.
White wines--or wines made from white grapes--are
normally both
crushed and pressed at the very beginning of the
winemaking
process. The goal for most winemakers when making a
white grape
wine is to keep its character light, fruity and crisp.
By
eliminating the pulp from the fermentation process
completely
these characters will be more present within the wine.
However having said this, there are some exceptions.
Heavier
white grape wines will at times be fermented on the pulp
for a
short period of time. Some examples of these types of
wines would
be Chardonnay, Semillon and Sauvignon Blanc--white wines
with
very full body. These pulp fermentations usually are not
done any
longer than 3 days and most often less than 1 day.
It should also be noted that fermenting a white wine on
the skins
will intensify the yellow color of the wine, at times
bringing it
close to a straw color. So, if you do not prefer this
type of
color, you should stay away from fermenting white grape
on the
pulp.
When Should I Press Other Fruits?:
Well, this would depend on the fruit and the character
you are
trying to bring out in the wine. The ideas are the same
as
described above with the red and white grapes; you just
need to
apply these ideas to the fruit you are dealing with.
For example, when making wine with apples, pears,
gooseberries,
grapefruit and such, you will probably want to eliminate
the
fiber and skin of the fruit in the very beginning. If
you are
making wine from darker fruits such as blackberries,
raspberries,
elderberries and such, you could ferment on the pulp for
up to 8
or 9 days to produce a very heavy, bold wine. Or, you
could
ferment on the pulp for just 1 day to produce a
lighter-bodied,
blush wine with more fruity, crisp characters.
The choice is yours... this is part of what makes
winemaking so
fun and interesting. It is the adventure of being able
to play
around with all these little subtleties that allow you
to make a
wine that is special to you and something you can call
your own.
How To Do A Pressing?
Pressing the grapes and other fruits is a fairly
straightforward
operation. Regardless of the type of press you are
using, you
start off by dumping the crushed fruit into the press
basket.
The first thing that will occur when you do this is
juice will
start collecting and coming out of a spouted portion of
the
press's collector. So, have a bucket or fermenting
vessel already
in place before dumping in the crushed fruit to handle
this
immediate flow of juice. The juice that comes off on its
own
before actually pressing the pulp is known as the
"free-run"
juice.
You may find it more practical to drain the free-run
away from
the pulp even before dumping it into the press basket.
This can
easily be done by first putting the freshly crushed
fruit in a
fermenter or other vessel with a faucet at the bottom.
Then use
the faucet to drain the free-run away from the pulp.
Then dump
only the remain pulp portion into the press basket.
The free-run is often set aside by wineries and finished
up
separately and sometimes even bottled and sold
separately.
However, with the smaller batches that the typical home
winemaker
deals with, this may not necessarily be practical.
The free-run produces a softer, fruitier wine with
slightly less
color and considerably less body than then any press-run
wine. It
also matures more quickly. Wines made only from
press-run juice
tend to be richer, more earthy in character. Their body
is fuller
and their aroma less fruity but with a more herbal or
organic
impression.
In fact as the pressing plate becomes tighter and
tighter on the
pulp, the more intense these characters become
incorporated into
the juice. Each additional ounce of juice that is
squeezed out
becomes stronger and stronger even to the point of
becoming too
bitter. Which means that--yes--you can over press the
pulp.
This is also a reason why you should consider keeping,
at
minimum, a portion of the free-run with the
press-run--to offset
any over pressing that occurs. Or, you can make the
free-run and
press-run juices into wine separately. And then at
bottling time,
blend them back together in a proportion that you
determine by
taste. While this is definitely more work and probably
not to
practical with smaller batches, it does give you full
control of
the body of the resulting wine.
- A Few Words About Crushing The Fruit
There are no hard-and-fast rules about how the fruits
should be
crushed other than to say they should not be
over-crushed. This
rules out the use of food processors to blend or puree
the fruit.
Doing so will not only give you a very bitter wine with
only
marginal fruity flavors, but it will also give you a
must that
will take much longer to settle out once the
fermentation has
completed.
If you are making wine with berries you can often crush
them
sufficiently with just your hands or possibly a potato
masher.
You could also use the butt end of a 2X4 to crush them
against
the bottom of a pail. This is assuming of coarse the the
2X4 has
been cleaned and sanitized first. Whatever means you can
come up
with that seems practical for you, go for it.
Just remember that the only goal here is to break open
the skin
of the fruit, anything more than this is just more work.
With
larger fruit such as peaches, grapefruits, apricots--cut
them up
first, pit if necessary, and then crush.
If you are dealing with larger batches of wine, 50
gallons and
more, you may want to consider investing in a fruit
crusher. A
fruit crusher is a hopper that leads the fruit through
two
rollers which do the crushing.
The fruit crusher we offer also has rotating knives
within the
hopper as well, making it more suitable for larger,
orchard
fruits as well as berries and grapes.
To learn more about the fruit crushers we offer, go to
the
following link listed on our web site:
Fruit Crushers
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*WINEMAKER'S GLOSSARY*
ULLAGE:
The air-space that is within a finished bottle of wine.
This is
typically anywhere from 1/4 to 1/2 inches between the
wine and
the cork when the bottle is standing upright. The amount
of
ullage in the bottle will increase slightly every year
as
evaporation slowly occurs through the cork.
Ullage can also refer to the head-space within a larger
vessels,
while the wine is in bulk storage. In these situations
you want
to keep the ullage to as little amount as practical.
--To see other winemaking glossary words, go to the
following
link on our web site:
Winemaker's Glossary
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*LETTER: When Am I Suppose To Add Bentonite?
Dear E. C. Kraus,
In your article on bentonite you say to add it after
fermentation. In every wine kit that I have used they
call for it
right at the beginning, as you are starting to add the
ingredients. Would you please clarify this for me?
Thank You
Ron G.
P.S. I enjoy your newsletter very much
_____
Dear Ron,
I assume that you are referring to the following article
listed
on our web site:
"Using Bentonite As A Wine Clarifier"
This is a very good point that you bring up. I can
understand why
there may be some confusion surrounding the use of
bentonite,
particularly when you read one thing on our web site and
then
read something different on the directions that come
with your
ingredient kit.
Bentonite has two distinctly different uses in making
wine. Ever
since the repeal of prohibition bentonite has been the
primary
clarifier used by wineries in the United States. It is
routinely
added at the end of fermentation to speed up the
settling of
yeast and other solids that may be lingering in
suspension.
But, in more recent times bentonite has also been found
useful
for invigorating the level of yeast activity. When a
smaller
amount is added at the beginning of fermentation the
same
electromagnetic charge that is used to collect and clear
out
suspended particles after the fermentation is now the
source of
energy for the yeast--making them much more active.
You may be asking yourself, "then why doesn't the yeast
get
settled out by this bentonite if it is added at the
beginning?"
This is primarily because the yeast is in an active
state as
opposed to being dormant as is the case when the
fermentation is
complete. When the yeast is active there is a slow but
constant,
upward churning of the must. This is due to the creation
of CO2
gas by the yeast during this fermentation activity. The
yeast
stay suspended by riding upward with the current of CO2
gas
bubbles it creates.
Another reason is because the amount of bentonite that
is
typically used at the beginning of fermentation is less
than one
would use to clarify the wine after fermentation. About
1/2 a
teaspoon for 5 or 6 gallons of must is what is normally
used at
the start of fermentation.
If bentonite is used at the beginning of a fermentation
it will
also contribute to the clarification of the wine after
the
fermentation is complete. However, in the case of making
wine
from fresh fruits--where pulp is involved--one may want
to add
additional bentonite to supplement the clarification
process once
the fermentation has completed. This is because the
beginning
dose is usually not enough to do the job on its own.
So, as you can see bentonite is a product with more than
one use.
Not only can it clarify a newly finished wine, it can
also
"energize" the yeast as well.
The only warning I would give is that you can add too
much
bentonite at the beginning of fermentation. There is a
point
where the yeast cannot overcome the settling effects of
the
bentonite. So, "more" is definitely not a good thing in
this
situation.
If you are using a pre-packaged kit of some kind, then
no
problem. Just add the provided packets as called for.
But, if you
are adding bentonite at the beginning of fermentation on
your own
accord, I would strongly urge you not to exceed 1/2
teaspoon to
every 5 or 6 gallons of wine.
I hope this helps you out.
Best Wishes,
Customer Service at E. C. Kraus
______________________________
"CAUTION:
This wine may have you giving back things that you never
stole."
- On Arlen Blanchard's Bottle Of Homemade Wine
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*WINE RECIPE IDEAS: Strawberry-Rhubarb Wine
Here's a traditional, country combination that works
just as well
for making wine as is does for baking a pies. This is a
recipe
that has been made by several of our customer with great
success... thought you'd might like to try it as well.
Strawberry-Rhubarb Wine
(Makes 5 Gallons)
2 Cans
County Fair Strawberry
5 pounds Rhubarb (cubed, meaty stalk only)
8 pounds Sugar
5 Teaspoons
Yeast Nutrient
5 Teaspoons
Acid Blend
1 Teaspoons
Pectic Enzyme
5
Campden Tablets (24 hrs. before fermentation)
Water (To total batch to 5 gallons)
1 Pkg. Wine Yeast (Lalvin
K1V-1116, recommended)
5
Campden Tablets (Before Bottling)
Use the "7 Easy Steps" procedures at the following link
on our
web site for producing this recipe:
"The 7 Easy Steps To Making Wine"
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*TOP 10 REASONS FOR FERMENTATION FAILURE*
Reason #2
Adding Too Much Sugar At The Beginning Of Fermentation:
When a fermentation occurs what is really happening is
the yeast
is consuming sugar and turning it into alcohol. So the
amount of
sugar that is available to the yeast controls how much
alcohol
that can be made. But contrary to reason, it is possible
to have
too much sugar in a fermentation.
If the sugar concentration level of the must becomes too
high at
any given point--either at the beginning or during the
fermentation--it starts to have an inhibiting effect on
the
yeast's ability to produce alcohol. In other words, the
higher
sugar concentration starts to act as a preservative
effecting the
fermentation in a negative way.
Before you add sugar to a batch, it is necessary to know
how much
sugar is already being provided by the fruit. This can
vary
dramatically from one fruit to the next. For example, in
the case
of most California grown grapes, no sugar is required at
all to
produce a wine with a reasonable level of alcohol--say
10 to 13
percent--but when making berry wines a considerable
amount of
sugar is required to obtain those same levels.
If you have a good recipe from a reliable source, such
as a book
on winemaking, you can normally depend on the amount of
sugar the
recipe is calling for. Or certainly if you are following
directions that were provided with a wine making kit,
your sugar
level should be no issue whatsoever, just follow the
directions.
But if you have a recipe from a questionable source or
you are
going it alone, it is strongly recommended that you
control your
sugar levels with the aid of a hydrometer.
The hydrometer can tell you how much sugar is already in
the must
as well has how much sugar to add to end up with a
potential
alcohol level that is desirable.
It does this with a scale that is called "Potential
Alcohol." The
more sugar that is in the must, the higher the
percentage reading
will be on the Potential Alcohol scale.
For more information about the hydrometer and its use,
see the
following article on our web site:
"Getting To Know Your Hydrometer"
At the beginning of fermentation having "Potential
Alcohol"
readings higher than 13% will usually interfere with the
yeast's
ability to start fermenting. Realize that most all wines
you buy
commercially are between 10% and 13%, so this is really
no big
issue.
But there are some of you out there--and you know who
you
are--that seek to drive the alcohol as high as possible.
This is
okay, but it is necessary to feed some of the sugar
throughout
the fermentation instead of adding all of it to the must
up
front.
By feeding sugar in this way you will be able to achieve
higher
alcohol without getting your sugar concentration levels
too high.
You are giving some of the original sugars time to turn
into
alcohol. This in turn will make room for the additional
sugars
you are feeding.
If you do not feed sugar in this way when attempting to
achieve
higher alcohol levels, you will be setting yourself up
for
potential fermentation problems.
- For more information about making high alcohol wines,
see the
following article listed on our web site:
"Making High Alcohol Wines"
-- To read about the other "Top 10 Reasons For
Fermentation
Failure," go to the following link on our web site:
"Top Ten Reasons For Fermentation Failure"
______________________________
*WINE MAKING QUICK TIP*
-- Not sure what size corks, screw caps or plastic
stoppers you
need for your jugs, bottles and other various
containers? Then
get our "Assortment of Closures". It contains one sample
of each
of the various sizes and types of bottle closures that
we offer.
Each is clearly labeled for easy identification. So, you
can be
sure you are ordering what you need.
For more information about our "Assortment of Closures"
go to the
following link on our web site:
Assortment Of Closures
______________________________
*ADDITIONAL HOME WINE MAKING INFORMATION*
- If you are new to home wine making and would like more
general
information about making wine at home, see the following
article
listed on our web site:
"How
To Get Started Making Wine"
- For a listing of our home wine making recipes, go to
our
"Home
Wine Making Recipe Page"
- Also, for a general overview of the home wine making
process
see the article
"The
Seven Easy Steps To Making Wine"
______________________________
*VISIT US ON-LINE*
Visit our web site at www.eckraus.com to view the complete line
of products we have to offer. All products are listed
with
detailed information so you can learn as you shop.
Purchase
products on-line with our completely secure shopping
cart. Never
has shopping on the web been more safe.
______________________________
*NEWSLETTER ARCHIVES*
If you would like to look through previous issues of
this
newsletter go to our:
"Home Wine
Making Articles Page"
______________________________
NOTE: If URLs do not appear as hot links in your e-mail
program,
please cut and paste the full URL into the location or
address
field of your browser.
______________________________
* The E. C. Kraus Home Wine Making Newsletter is
produced by:
E. C. Kraus
Home Wine & Beer Making Supplies
733 S. Northern Blvd.
Post Office Box 7850
Independence, MO 64054
Phone: 1-800-383-1906
Fax: 1-816-254-7051
______________________________
* Copyright(c) 2004, Kraus Sales, L.L.C. All rights
reserved.
______________________________
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