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Irish Stout

187 calories 17 g 12 oz
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Beer Stats
Method: All Grain
Style: Irish Stout
Boil Time: 60 min
Batch Size: 24 gallons (fermentor volume)
Pre Boil Size: 27 gallons
Post Boil Size: 25 gallons
Pre Boil Gravity: 1.053 (recipe based estimate)
Post Boil Gravity: 1.057 (recipe based estimate)
Efficiency: 75% (brew house)
Source: John Overton
Hop Utilization: 96%
Calories: 187 calories (Per 12oz)
Carbs: 17 g (Per 12oz)
Created: Thursday January 8th 2026
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Fermentables
Amount Fermentable Cost PPG °L Bill %
31 lb Simpsons - Finest Pale Ale Maris Otter31 lb Finest Pale Ale Maris Otter $ 0.99 / lb
$ 30.69 		37 2.6 58.8%
10 lb Flaked Barley10 lb Flaked Barley 32 2.2 19%
4.06 lb Briess - Roasted Barley4.06 lb Roasted Barley $ 2.50 / lb
$ 10.15 		33.1 220 7.7%
3.20 lb Weyermann - Carafoam3.2 lb Carafoam $ 2.80 / lb
$ 8.96 		34.5 2.2 6.1%
2.50 lb Briess - Black Malt2.5 lb Black Malt $ 1.69 / lb
$ 4.23 		27 500 4.7%
2 lb Briess - Chocolate2 lb Chocolate $ 1.68 / lb
$ 3.36 		25 350 3.8%
52.76 lbs / $ 57.39
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
8 oz Yakima Valley Hops - East Kent Golding8 oz East Kent Golding Hops Pellet 6.4 Boil 60 min 37.91 100%
8 oz / $ 0.00
 
Yeast
White Labs - Irish Ale Yeast WLP004
Amount:
3 Each
Cost:
$ 18.64 / each
$ 55.92
Attenuation (custom):
80%
Flocculation:
Med-High
Optimum Temp:
65 - 68 °F
Starter:
Yes
Fermentation Temp:
65 °F
Pitch Rate:
0.35 (M cells / ml / ° P) 446 B cells required
$ 55.92 Yeast Pitch Rate and Starter Calculator
Priming
CO2 Level: 2.25 Volumes
 
Target Water Profile
Balanced Profile
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
77 59 46 98 82 100
Mash Chemistry and Brewing Water Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
16.44 gal Strike 164 °F 152 °F 60 min
11 gal Sparge 170 °F 168 °F 30 min
Starting Mash Thickness: 1.25 qt/lb
Starting Grain Temp: 70 °F
Quick Water Requirements
Water Gallons  Quarts
WARNING: Boil kettle capacity (12 gal | 48 qt) exceeded. Volume required: 25.8 gal (103.2 qt). Suggest reducing initial water volume to 12 gal (48 qt) and adding 13.8 gal (55.2 qt) sparge/top-off.    
WARNING: Mash tun capacity exceeded. Volume required: 20.71 gal (82.83 qt). Suggest reducing strike water volume to 7.78 gal (31.12 qt) and adding 8.71 gal (34.83 qt) sparge/top-off. 16.49 66  
Strike water volume at mash thickness of 1.25 qt/lb 16.49 66  
Mash volume with grains 20.71 82.8  
Grain absorption losses -6.6 -26.4  
Remaining sparge water volume (equipment estimates 16.16 g | 64.6 qt) 17.36 69.4  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 25.8 g | 103.2 qt) 27 108  
Boil off losses -1.5 -6  
Hops absorption losses (first wort, boil, aroma) -0.3 -1.2  
Post boil Volume (equipment estimates 24 g | 96 qt) 25 100  
WARNING: Exceeded batch size - reduce boil size    
Going into fermentor (equipment estimates 25 g | 100 qt) 24 96  
Total: 33.85 135.4
Equipment Profile Used: System Default
"Irish Stout" Irish Stout beer recipe by John Overton. All Grain, ABV 6.1%, IBU 37.91, SRM 40.49, Fermentables: ( Finest Pale Ale Maris Otter, Flaked Barley, Roasted Barley, Carafoam, Black Malt, Chocolate) Hops: (East Kent Golding)
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  • Last Updated: 2026-01-19 22:54 UTC