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Russian Imperial Stout

313 calories 24.8 g 330 ml
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Beer Stats
Method: All Grain
Style: Imperial Stout
Boil Time: 90 min
Batch Size: 42 liters (fermentor volume)
Pre Boil Size: 53.89 liters
Post Boil Size: 48 liters
Pre Boil Gravity: 1.077 (recipe based estimate)
Post Boil Gravity: 1.102 (recipe based estimate)
Efficiency: 60% (brew house)
Calories: 313 calories (Per 330ml)
Carbs: 24.8 g (Per 330ml)
Created: Monday August 10th 2026
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1.102
1.015
11.4%
76.8
50.0
5.4
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
5.50 kg United Kingdom - Maris Otter Pale5.5 kg Maris Otter Pale 38 3.75 23.4%
1.25 kg Simpsons - DRC1.25 kg DRC 34.7 115 5.3%
1 kg Gladfield - Dark Chocolate Malt1 kg Dark Chocolate Malt 32.7 488 4.2%
1 kg New Zealand - Rolled Oats1 kg Rolled Oats 12.4 1.4 4.2%
1 kg Simpsons - Roasted Barley1 kg Roasted Barley 28.52 600 4.2%
0.80 kg Rice Hulls0.8 kg Rice Hulls 0 0 3.4%
2 kg Cane Sugar2 kg Cane Sugar - (late boil kettle addition) 46 0 8.5%
7 kg Simpsons - Finest Pale Ale Golden Promise7 kg Finest Pale Ale Golden Promise 37 2.4 29.7%
1 kg Gladfield - Eclipse Roasted Wheat1 kg Eclipse Roasted Wheat 34 525.6 4.2%
1 kg Weyermann - Carafa Special Type III1 kg Carafa Special Type III 29.9 525 4.2%
1 kg Weyermann - Munich Type I1 kg Munich Type I 38 6 4.2%
1 kg Weyermann - Vienna Malt1 kg Vienna Malt 37 3.5 4.2%
23.55 kg / $ 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
125 g Magnum125 g Magnum Hops Pellet 11.5 Boil 60 min 68.22 55.6%
100 g East Kent Goldings100 g East Kent Goldings Hops Pellet 5 Boil 10 min 8.6 44.4%
225 g / $ 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
7.50 g Gypsum Water Agt Mash 1 hr.
6 g Calcium Chloride (anhydrous) Water Agt Mash 1 hr.
7.50 g Chalk Water Agt Mash 15 min.
8.60 g Bioglucanase Water Agt Mash 1 hr.
0.40 g Gypsum Water Agt Boil 1 hr.
0.30 g Calcium Chloride (anhydrous) Water Agt Boil 1 hr.
1 g Antifoam Water Agt Boil 1 hr.
3 g Whirlfoc Water Agt Boil 15 min.
5 g Yeast Nutrient Other Boil 15 min.
 
Yeast
Fermentis - Safale - American Ale Yeast US-05
Amount:
4 Each
Cost:
Attenuation (avg):
81%
Flocculation:
Medium
Optimum Temp:
12 - 25 °C
Starter:
No
Fermentation Temp:
18 °C
Pitch Rate:
0.35 (M cells / ml / ° P) 356 B cells required
$ 0.00 Yeast Pitch Rate and Starter Calculator
Priming
CO2 Level: 2.75 Volumes
 
Target Water Profile
Reverse Osmosis
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
0 0 0 0 0 0
Mash Chemistry and Brewing Water Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
60 L Infusion -- 67 °C 60 min
18 L Sparge -- 76 °C 15 min
Starting Mash Thickness: 2.8 L/kg
Starting Grain Temp: 18 °C
Quick Water Requirements
Water Liters
WARNING: Boil kettle capacity (45.4 L) exceeded. Volume required: 51.68 L. Suggest reducing initial water volume to 44.17 L and adding 6.28 L sparge/top-off.  
WARNING: Mash tun capacity exceeded. Volume required: 74.56 L. Suggest reducing strike water volume to 31.18 L and adding 29.16 L sparge/top-off. 60.3
Strike water volume at mash thickness of 2.8 L/kg 60.3
Mash volume with grains 74.6
Grain absorption losses -21.6
Remaining sparge water volume (equipment estimates 12.6 L) 16
Mash Lauter Tun losses -0.9
Pre boil volume (equipment estimates 50.4 L) 53.9
Volume increase from sugar/extract (late additions) 1.2
Boil off losses -8.6
Hops absorption losses (first wort, boil, aroma) -1.1
Post boil Volume (equipment estimates 42 L) 48
WARNING: Exceeded batch size - reduce boil size  
Going into fermentor (equipment estimates 48 L) 42
Total: 76.3  
Equipment Profile Used: System Default
"Russian Imperial Stout" Imperial Stout beer recipe by bainluke@yahoo.com. All Grain, ABV 11.42%, IBU 76.82, SRM 50, Fermentables: (Maris Otter Pale, DRC, Dark Chocolate Malt, Rolled Oats, Roasted Barley, Rice Hulls, Cane Sugar, Finest Pale Ale Golden Promise, Eclipse Roasted Wheat, Carafa Special Type III, Munich Type I, Vienna Malt) Hops: (Magnum, East Kent Goldings) Other: (Gypsum, Calcium Chloride (anhydrous), Chalk, Bioglucanase, Antifoam, Whirlfoc, Yeast Nutrient)
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  • Last Updated: 2026-09-22 04:10 UTC