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Midwinter Pilsner

This Pilsner uses 15% raw barley in the mash to approximate the less modified Bohemian
Pilsner malt - and to allow a double decoction. This is my second attempt at this method.

Brewer: Stuart Grant Email: grants@netspace.net.au
Beer: Midwinter Pilsner Style: Bohemian Pilsner
Type: All grain Size: 24 liters
Color:
3 HCU (~3 SRM)
Bitterness: 40 IBU
OG: 1.048 FG: 1.012
Alcohol: 4.7% v/v (3.7% w/w)
Water: -- Added CaCl2 to my soft water to get 50ppm Ca++
Grain: 3.5kg German Pilsner (81%)
650g Raw (pearled) barley (15%)
90g German CaraHell (2%)
90g German Melanoidin (2%)
Mash: 85% efficiency
-- Mash in with 2L/kg for 60min glut. rest (40-44ºC).
-- Infuse with additional 1L/kg 95ºC water for prot. rest.
-- Rest at 50-53ºC for 15min.
-- Take 40% thick decoction, rest for 10min at 70-72ºC.
-- Bring decoction to boil and boil for 15min.
-- Return decoction and rest at 66ºC for 30min.
-- Take second thick decoction of 30-35%, boil 15min.
-- Return decoction and rest mash at 72ºC for 20min.
-- Sparge immediately with 77ºC water.
Boil: 90 minutes SG 1.040 29 liters
-- 1/2 tsp Irish moss for last 15min.
Hops: 15g Hallertauer Mittelfruh (4.7% AA, 60 min.)
50g Saaz (3.7% AA, 60 min.)
50g Saaz (3.7% AA, 1 min.)
Yeast: -- 300-400mL thick slurry of Wyeast Budvar Lager
(WY2000), 2nd gen; reused from low-grav beer.
Log: -- Brewing this week...
Carbonation: -- Primed with 2.0L reserved wort for ~2.5 vol. CO2.

Recipe posted 08/02/05.