Doing It In The Dark System


Details

Brewing Method
All grain 
Brew Type
Lager 
Recipe Efficiency
70%
Recipe Volume
5 gal 
Boil Volume
7 gal 
Boil Time
90 min 
Maximum Extract
438.7 points
Potential Extract
307.1 points (70% from recipe)
Anticipated OG
1.061 SG
Boil SG
1.044 SG (at start of boil)
Anticipated Color
31.0 SRM     
Estimated IBU
29.0 IBU
Estimated FG
1.015 SG
Estimated Alcohol
6.0 %abv
Mash
60 m @ 154.4 tempF

Style Compliance

4C Schwarzbier (Black Beer)
Original Gravity
1.046-1.052 SG
Final Gravity
1.010-1.016 SG
Alcohol
4.4-5.4 %abv
Bitterness
22.0-32.0 IBU
Color
17.0-30.0 SRM
 
OG
1.061 SG High
FG
1.015 SG
Alcohol
6.0 %abv High
Bitterness
29.0 IBU
Color
31.0 SRM High
Overall Compliance: 40.0%

Fermentables

Name Amount Color Potential % Grist
Gambrinus Munich Light 6.1 lbs 10.0 °L 37 ppg 51.3 %
Gambrinus Pilsner Malt 4.6 lbs 1.5 °L 38 ppg 38.7 %
Briess Caramel 40L 6.04 oz 40.0 °L 34 ppg 3.2 %
Dingemans Chocolate 6.04 oz 340.0 °L 30 ppg 3.2 %
Briess Black Barley 3.52 oz 500.0 °L 32 ppg 1.8 %
Weyermann Dehusked Carafa II 3.52 oz 430.0 °L 32 ppg 1.8 %
Totals 11.9 lbs 438.7 points 100%

Fermentables

Name: Gambrinus Munich Light
Amount: 6.1 lbs
Color: 10.0 °L
Potential: 37 ppg
% Grist51.3 %
Name: Gambrinus Pilsner Malt
Amount: 4.6 lbs
Color: 1.5 °L
Potential: 38 ppg
% Grist38.7 %
Name: Briess Caramel 40L
Amount: 6.04 oz
Color: 40.0 °L
Potential: 34 ppg
% Grist3.2 %
Name: Dingemans Chocolate
Amount: 6.04 oz
Color: 340.0 °L
Potential: 30 ppg
% Grist3.2 %
Name: Briess Black Barley
Amount: 3.52 oz
Color: 500.0 °L
Potential: 32 ppg
% Grist1.8 %
Name: Weyermann Dehusked Carafa II
Amount: 3.52 oz
Color: 430.0 °L
Potential: 32 ppg
% Grist1.8 %
Totals
Amount: 11.9 lbs
Potential: 438.7 points
% Grist: 100%

Hops

Hop Amount IBU When Time
Hallertauer 1.65 oz @ 4.0 %AA (6.6 AAU) 24.5 (34.6 %) Boil 60 min
Hallertauer 0.50 oz @ 4.0 %AA (2.0 AAU) 4.5 (21.0 %) Boil 20 min
Hallertauer 0.50 oz @ 4.0 %AA (2.0 AAU) 0.0 (0.0 %) Boil 0 min
Totals 2.6 oz
Hop: Hallertauer
Amount: 1.65 oz
%AA: 4.0
When: Boil
Time: 60 min
Hop: Hallertauer
Amount: 0.5 oz
%AA: 4.0
When: Boil
Time: 20 min
Hop: Hallertauer
Amount: 0.5 oz
%AA: 4.0
When: Boil
Time: 0 min
Totals
Amount: 2.6 oz

Yeast

Name Attenuation When
Wyeast 2124 Bohemian Lager 75 % Primary
Name: Wyeast 2124 Bohemian Lager
Attenuation: 75 %
When: Primary
 
 
 
Recipe Source: Brewing Classic Styles: Zainasheff, Jamil; Palmer, John J.