Oatmeal Stout Beer Recipe | All Grain Oatmeal Stout by Jan Refsing | Brewer's Friend
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Oatmeal Stout

179 calories 15.4 g 330 ml
Beer Stats
Method: All Grain
Style: Oatmeal Stout
Boil Time: 90 min
Batch Size: 22 liters (fermentor volume)
Pre Boil Size: 28 liters
Pre Boil Gravity: 1.047 (recipe based estimate)
Post Boil Gravity: 1.059 (recipe based estimate)
Efficiency: 65% (brew house)
Source: Jan Refsing
Calories: 179 calories (Per 330ml)
Carbs: 15.4 g (Per 330ml)
Created: Monday January 19th 2026
1.059
1.010
6.5%
45.5
43.9
5.6
n/a
 
Fermentables
Amount Fermentable Cost PPG EBC Bill %
4.60 kg Thomas Fawcett - Maris Otter Pale Ale Malt4.6 kg Maris Otter Pale Ale Malt 38 2.65 68.9%
0.50 kg Thomas Fawcett - Crystal Malt0.5 kg Crystal Malt 33 61 7.5%
0.08 kg Thomas Fawcett - Roasted Barley0.075 kg Roasted Barley 31.5 544.99 1.1%
0.10 kg Weyermann - Ristet hvede0.1 kg Ristet hvede 1 999.98 1.5%
0.20 kg Thomas Fawcett - Chocolate Malt0.2 kg Chocolate Malt 32.2 420 3%
0.20 kg Weyermann - Chocolate Wheat0.2 kg Chocolate Wheat 34.8 415 3%
1 kg Flaked Oats1 kg Flaked Oats 33 2.2 15%
6.68 kg / 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
45 g Challenger45 g Challenger Hops Pellet 8.5 Boil 60 min 45.52 100%
45 g / 0.00
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
25 L Temperature -- 65 °C 75 min
Top Off -- 77 °C 15 min
8 L Max 1 liter/min Sparge -- 78 °C 30 min
Starting Mash Thickness: 4 L/kg
Starting Grain Temp: 18 °C
 
Yeast
Fermentis - Safale - American Ale Yeast US-05
Amount:
18 Grams
Cost:
Attenuation (avg):
81%
Flocculation:
Medium
Optimum Temp:
12 - 25 °C
Starter:
No
Fermentation Temp:
-
Pitch Rate:
0.35 (M cells / ml / ° P) 112 B cells required
0.00 Yeast Pitch Rate and Starter Calculator
Priming
CO2 Level: 1.65 Volumes
 
Target Water Profile
MÃ¥rslet Vand - Dekarboneret (Cl2)
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
75 10 18 165 78 75
Mash Chemistry and Brewing Water Calculator
"Oatmeal Stout" Oatmeal Stout beer recipe by Jan Refsing. All Grain, ABV 6.48%, IBU 45.52, SRM 43.93, Fermentables: ( Maris Otter Pale Ale Malt, Crystal Malt, Roasted Barley, Ristet hvede, Chocolate Malt, Chocolate Wheat, Flaked Oats) Hops: (Challenger)
Recipe Picture
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  • Public: Yup, Shared
  • Last Updated: 2026-01-20 13:56 UTC
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