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Beer of the Moment Article - American Pilsner
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Paul
Rigby
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American Pilsner
History
Before anyone gets overly perplexed at the thought of me suggesting
brewing an American Pilsner LET ME SAY THAT A “CLASSIC
AMERICAN PILSNER” HAS ABSOLUTELY NOTHING IN COMMON WITH
BUDWISER, SHLITZ, COORS OR MILLER BEERS! Phew!! The origins of
this little known style are very interesting on many levels but
particularly, as will be seen later, how the modern day “Budwiser” type
American beers could have originated from this marvellous beer
style.
During the early part of the 19th century the American Midwest
was being colonised by immigrants from all over Europe but particularly
from Germany. These German settlers naturally brought with them
a healthy thirst for high quality German style Lagers and more
importantly Pilsners made from excellent two-row barley malt and
highly hopped. In the US of the day the only barley available for
malting was a local six-row variety, which proved to be quite unsatisfactory
in producing quality malt to make beer for the spoilt German palettes.
The local barley was very high in protein and produced cloudy murky
concoctions that were somewhat unpalatable to the immigrants. It
was well known that diluting high protein malt with adjuncts was
possible and would help correct the problem (I suspect that the
German immigrants would have been happy to ignore the “Reinheitsgeboot” in
the hope of obtaining acceptable beer to drink!). The American
Midwest is well known for growing vast acreages of corn – a
beer adjunct that was both plentiful and cheap. (This is the origin
of the abomination referred to as “megaswill”, brewed
(loosely speaking) in vast quantities using the cheapest ingredients
in order to make enormous amounts of profit. - Off my soapbox now!!)
So it was that wonderful clear beers were then brewed using the
local six-row barley malt and local corn, ultimately it was discovered
that up to 30% corn produced the best results. The Midwest is also
renowned for the growing of …. you guessed it hops! The local
variety was called Cluster a name that will be familiar to most
brewers as a classic American variety which was used at a reasonably
high rate in the typical German style. There was born a new locally
brewed style called American Pilsner.
So what are the characteristics of a “Classic American Pilsner” (referred
to in many texts as - CAP) I hear you ask? According to the BJCP
(Beer Judge Certification Program) the aroma should be low to medium
clean, grainy sweet maltiness with medium to high hop aromas. Appearance
should be light to gold, bright with a long lasting head. Flavour
should be medium to high malt with a slight grainy sweetness due
to up to 30% corn in the grist. Mouthfeel should be medium. Original
gravity should be between 1.050 to 1,060, bitterness from 25 to
40 IBU and alcohol between 4.5 and 6.0%. Hopping should ideally
employ American Cluster (unfortunately not always available) or
noble European types such as Saaz, Hallertau, Tettnang or Hallertauer
Hersbrucker at reasonably high rates.
Enhanced Kit Version
I suggest starting out by purchasing a good quality Pilsner kit. There are
numerous choices of brands and the quality of the kits in this popular style
are generally excellent and the final decision is yours. There really isn't
much that can be done to enhance a kit beer but one of the primary attributes
of Pilsner is hop character and this can’t be put in a can!
For hop flavour I recommend that you make a “hop tea” by putting
half a litre of cold water into a saucepan and add 10 to 15gms of fresh Saaz
or Hallertau hop pellets, bring to the boil as quickly as you like, and boil
for 5 minutes. Add the strained liquid into the fermenter and discard the residue.
Procuring the elusive hop aroma is best obtained by dry hopping. I suggest
that you add 10 to 15gms of Saaz or Hallertau hops toward the end of fermentation.
Follow the usual kit method for the remainder of the brew.
Alas obtaining the distinctive sweet grainy corn like flavour by the use of
simple adjuncts, as far as I’m aware, isn’t possible without adversely
affecting the other characteristics of the beer.
Malt Extract & Mini
Mash Version
Base Malt – 4.25kg Light Malt Extract (Preferably dry)
Mini mash grains - 900gms Flaked Maize
400gms Pilsner Malt
200gms Light Crystal Malt
Put half a litre of cold water in a saucepan and add grains and heat up VERY
SLOWLY (over a 25 to 30 minute period) until just short of boiling. Strain
the liquid into your fermenter, and discard the grain residue.
Hops – For bittering aim at around 32 IBU's using Cluster (if Cluster
is not available then any of the noble European hops as listed above will be
fine). Quantity will vary depending on the %AA (alpha acid) of the hops being
used. Grain & Grape staff will be happy to do the calculations for you.
For hop flavour make a hop tea as outlined above, for hop aroma add 10 to 15gms
of Saaz or Hallertau to the fermenter toward the end of fermentation at an
SG of around 1.016-18, or if you are in the habit of racking into a secondary
fermenter (I recommend racking for every brew not just Pilsners!) then add
hops into the secondary fermenter after racking,
Total boil time should be 90 minutes with the hops boiled for only 60 minutes.
Yeast - I recommend Wyeast 2024 Danish, 2206 Bavarian, or 2124 Bohemian - in
that order of preference. If you prefer the convenience of dry yeast then try
DCL Saflager.
Full Grain Version
Grains - 3000gms Pilsner Malt
1000gms Flaked Maize
1000gms Vienna Malt
200gms Light Crystal Malt
Mashing regimes are many and varied. Most modern malts are very well modified
and only need a simple single step infusion mash to obtain very good results,
however some of the more complex mashing regimes will provide the brewer with
more control over the ratio of fermentable to non fermentable sugars. US Pilsner
is a case in point where the flaked maize will provide no dextrins (non fermentable
sugars which provide mouthfeel and body to beer) at all and without consideration
of this fact in designing a mashing regime you will end up with a thin watery
brew. I recommend that if using a simple mash regime then the saccrification
rest should be at the higher end ie around 68°C
Hops – For bittering aim at around 32 IBU's using Cluster (if cluster
is not available then any of the noble European hops as listed above will be
fine). For flavour add 25 to 30gms of Saaz, Hallertau, or Tettnang for the
last 10 minutes of the boil, for aroma soak 25 to 30gms of Saaz, Hallertau
or Tettnang at the end of the boil. I strongly recommend dry hopping with 10
to 15gms of Saaz or Hallertau in the secondary fermenter after racking.
Total boil time should be 90 minutes with the hops boiled for only 60 minutes.
Yeast - I recommend Wyeast 2024 Danish, 2206 Bavarian, or 2124 Bohemian - in
that order of preference. If you prefer the convenience of dry yeast then try
DCL Saflager.
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