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Porterus Robustus System


Details

Beer Style
12B Robust Porter (BJCP)
Brewing Method
All grain 
Brew Type
Ale 
Recipe Efficiency
68%
Recipe Volume
5.75 gal 
Boil Volume
6.86 gal 
Boil Time
60 min 
Maximum Extract
503.5 points
Potential Extract
342.4 points (68% from recipe)
Anticipated OG
1.060 SG
Boil SG
1.050 SG (at start of boil)
Anticipated Color
37.5 SRM     
Estimated IBU
29.7 IBU
Estimated FG
1.014 SG
Estimated Alcohol
5.9 %abv
Fermentation
Primary 7 d, Secondary 15 d, and Lager 28 d
Mash
60 m @ 154 tempF

Style Compliance

12B Robust Porter
Original Gravity
1.048-1.065 SG
Final Gravity
1.012-1.016 SG
Alcohol
4.8-6.5 %abv
Bitterness
25.0-50.0 IBU
Color
22.0-35.0 SRM
 
OG
1.060 SG
FG
1.014 SG
Alcohol
5.9 %abv
Bitterness
29.7 IBU
Color
37.5 SRM High
Overall Compliance: 80.0%

Fermentables

Name Amount Color Potential % Grist
Briess 2-Row 8.5 lbs 1.8 °L 37 ppg 59.6 %
Briess Caramel 10L 1.5 lbs 10.0 °L 34 ppg 10.5 %
Briess Caramel 40L 1 lbs 40.0 °L 34 ppg 7.0 %
Muntons Crystal 1 lbs 56.0 °L 33 ppg 7.0 %
Dingemans Chocolate 0.75 lbs 340.0 °L 30 ppg 5.3 %
Briess Black Barley 0.5 lbs 500.0 °L 32 ppg 3.5 %
Briess CaraPils 0.5 lbs 1.5 °L 33 ppg 3.5 %
Flaked Oats 0.5 lbs 2.5 °L 32 ppg 3.5 %
Totals 14.3 lbs 503.5 points 100%

Fermentables

Name: Briess 2-Row
Amount: 8.5 lbs
Color: 1.8 °L
Potential: 37 ppg
% Grist59.6 %
Name: Briess Caramel 10L
Amount: 1.5 lbs
Color: 10.0 °L
Potential: 34 ppg
% Grist10.5 %
Name: Briess Caramel 40L
Amount: 1 lbs
Color: 40.0 °L
Potential: 34 ppg
% Grist7.0 %
Name: Muntons Crystal
Amount: 1 lbs
Color: 56.0 °L
Potential: 33 ppg
% Grist7.0 %
Name: Dingemans Chocolate
Amount: 0.75 lbs
Color: 340.0 °L
Potential: 30 ppg
% Grist5.3 %
Name: Briess Black Barley
Amount: 0.5 lbs
Color: 500.0 °L
Potential: 32 ppg
% Grist3.5 %
Name: Briess CaraPils
Amount: 0.5 lbs
Color: 1.5 °L
Potential: 33 ppg
% Grist3.5 %
Name: Flaked Oats
Amount: 0.5 lbs
Color: 2.5 °L
Potential: 32 ppg
% Grist3.5 %
Totals
Amount: 14.3 lbs
Potential: 503.5 points
% Grist: 100%

Hops

Hop Amount IBU When Time
Golding 1.00 oz @ 5.4 %AA (5.0 AAU) 17.1 (31.3 %) Boil 60 min
Fuggle 0.75 oz @ 4.2 %AA (3.0 AAU) 7.7 (23.4 %) Boil 30 min
Fuggle 0.75 oz @ 4.2 %AA (3.0 AAU) 5.0 (15.1 %) Boil 15 min
Fuggle 0.33 oz @ 4.2 %AA (1.3 AAU) 0.0 (0.0 %) Boil 0 min
Golding 0.33 oz @ 5.4 %AA (1.7 AAU) 0.0 (0.0 %) Boil 0 min
Totals 3.2 oz
Hop: Golding
Amount: 1 oz
%AA: 5.4
When: Boil
Time: 60 min
Hop: Fuggle
Amount: 0.75 oz
%AA: 4.2
When: Boil
Time: 30 min
Hop: Fuggle
Amount: 0.75 oz
%AA: 4.2
When: Boil
Time: 15 min
Hop: Fuggle
Amount: 0.33 oz
%AA: 4.2
When: Boil
Time: 0 min
Hop: Golding
Amount: 0.33 oz
%AA: 5.4
When: Boil
Time: 0 min
Totals
Amount: 3.2 oz

Yeast

Name Attenuation When
White Labs WLP001 California Ale 76 % Primary
Name: White Labs WLP001 California Ale
Attenuation: 76 %
When: Primary
 

Additives

Name Amount When Time
Calcium Carbonate 0.3 tsp Mash 60 min
Buffer 5.2 1 tbs Mash 0 min
Calcium Carbonate 1.5 tsp Mash 60 min
Servomyces 1 each Boil 10 min
Whirlfloc 1 each Boil 20 min
Name: Calcium Carbonate
Amount: 0.3 tsp
When: Mash
Time: 60 min
Name: Buffer 5.2
Amount: 1 tbs
When: Mash
Time: 0 min
Name: Calcium Carbonate
Amount: 1.5 tsp
When: Mash
Time: 60 min
Name: Servomyces
Amount: 1 each
When: Boil
Time: 10 min
Name: Whirlfloc
Amount: 1 each
When: Boil
Time: 20 min
 
 
Recipe Source: Chris