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Obsidian Stout

228.85 calories 23.43 g
Beer Stats
Method: All Grain
Style: American Stout
Boil Time: 90 min
Batch Size: 6 gallons (fermentor volume)
Pre Boil Size: 7.75 gallons
Pre Boil Gravity: 1.053 (recipe based estimate)
Efficiency: 70% (brew house)
Source: Jamil Zainashef
Calories: (Per )
Carbs: (Per )
Created Monday May 7th 2012
1.069
1.017
6.75%
47.84
40
n/a
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
11.90 lb American - Pale 2-Row11.9 lb Pale 2-Row 37 1.8 72%
1.43 lb American - Black Barley1.43 lb Black Barley 27 530 8.6%
1.10 lb American - Caramel / Crystal 80L1.1 lb Caramel / Crystal 80L 33 80 6.7%
0.66 lb American - Carapils (Dextrine Malt)0.66 lb Carapils (Dextrine Malt) 33 1.8 4%
0.66 lb American - Munich - Light 10L0.66 lb Munich - Light 10L 33 10 4%
0.66 lb American - Wheat0.66 lb Wheat 38 1.8 4%
2 oz American - Roasted Barley2 oz Roasted Barley 33 300 0.8%
16.54 lb / 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
1 oz Galena1 oz Galena Hops Leaf/Whole 11.5 Boil 90 min 34.45 33.3%
1 oz Willamette1 oz Willamette Hops Leaf/Whole 4.2 Boil 30 min 9.04 33.3%
1 oz Northern Brewer1 oz Northern Brewer Hops Leaf/Whole 7.8 Aroma 5 min 4.35 33.3%
3 oz / 0.00
 
Mash Guidelines
Amount Description Type Temp Time
sach rest Infusion 149 °F 60 min
 
Yeast
Wyeast - London ESB Ale 1968
Amount:
1 Each
Cost:
Attenuation (custom):
75%
Flocculation:
Very High
Optimum Temp:
64 - 72 °F
Starter:
Yes
0.00 Yeast Pitch Rate and Starter Calculator
Quick Water Requirements
Water Gallons  Quarts
Total mash water needed 10.68 42.7  
Strike water volume at mash thickness of 1.5 qt/lb 6.2 24.8  
Remaining sparge water volume 4.48 17.9  
Grain absorption losses -2.07 -8.3  
Mash Lauter Tun dead space -0.25 -1  
Amount going into kettle 8.36 33.5  
Boil off losses -2.25 -9  
Hops absorption losses -0.11 -0.5  
Amount going into fermentor 6 24  
Total: 10.68 42.7
 
Notes

WLP002 or S-04 for yeast sub

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  • Last Updated: 2014-10-17 20:58 UTC