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Recipe Information edit

Details

Name: imperial stout Brewer: wcalcaterra Brew Date: 9/27/2012
  IBU Formula: Rager Units: standard Private: Yes

Boil

Boil Volume: 4.5 gal. Boil Length: 60 min. Target Volume: 5 gal.

Style

Name: Russian Imperial Stout Category: Stout - 13F Type: Ale

Notes

Fermentables add

Variety Amount Color Potential SG Grist%  
Briess Golden Light LME9 lbs. 12.8 oz.4 °L1.0341.05066%
Chocolate Malt1 lbs.350 °L1.0341.0077%
Brown Sugar1 lbs.40 °L1.0461.0077%
Briess Golden Light DME1 lbs.5 °L1.0421.0087%
Roasted Barley1 lbs.300 °L1.0251.0047%
American Crystal 90L1 lbs.80 °L1.0331.0057%
Total 14 lbs. 12.80 oz.
49 SRM
  1.081    

Hops add

Hops Amount AA% Use Time Type IBU  
Chinook (Usa)1 oz.12.5Boil60 min.Pellet47
Nugget (Usa)2 oz.13.5Boil60 min.Pellet101
Fuggles (Uk)1 oz.5Boil30 min.Whole12
East Kent Goldings (Uk)1 oz.5Boil30 min.Pellet15
East Kent Goldings (Uk)1 oz.5Boil5 min.Pellet4
Fuggles (Uk)0 oz.5Boil5 min.Pellet0
Total 6.00 oz.         179  

Yeasts add

Yeast Attenuation% Flocculation Min Temperature Max Temperature  
British Ale 109874Medium64 °F72 °F

Miscs Add

Misc Type Amount Use Time  

Mash Information edit

Details

Name: imperial stout Brewer: wcalcaterra Brew Date: 9/27/2012
  Boil Volume: 4.5 gal. Units: standard Thermal Loss: 0°F
  Mash Efficiency: 75% Mash Method: single infusion Sparge Method: fly
  Grain Temp: 72 °F Initial Grist Ratio: 1.50 qt./lb. Absorption Rate: 0.15 gal./lb.

Notes

Mash Steps add

Step Name Type Length Target Temp Infusion Amount Infusion Temp Grist Ratio  
Saccharificationinfusion60 min.155.0 °F5.55 gal.165.6 °F1.50
Total   1 hour   5.55 gal. (runoff: 3.33 gal.)    

Sparge Steps add

Step Name Target Temp Water Amount  
Fly Sparge170.0 °F1.17 gal.
Total   1.17 gal.  

Type

partial mash

OG

1.081
style
1.075 - 1.115

FG

1.021
style
1.018 - 1.030

Color

49 SRM
style
30 - 40

IBU

179
style
50 - 90

ABV

7.9%
style
8 - 12

Cal.

270
per 12oz.