IRISH PORTER Beer Recipe | All Grain Irish Stout by Rock&Horse | Brewer's Friend
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IRISH PORTER

166 calories 17.2 g 12 oz
Beer Stats
Method: All Grain
Style: Irish Stout
Boil Time: 60 min
Batch Size: 195 gallons (fermentor volume)
Pre Boil Size: 210 gallons
Post Boil Size: 195 gallons
Pre Boil Gravity: 11.6 °P (recipe based estimate)
Post Boil Gravity: 12.5 °P (recipe based estimate)
Efficiency: 62% (brew house)
Hop Utilization: 99%
Calories: 166 calories (Per 12oz)
Carbs: 17.2 g (Per 12oz)
Created: Sunday December 21st 2025
12.5 °P
3.2 °P
5.0%
25.2
37.1
5.5
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
275 lb Thomas Fawcett - Golden Promise Pale Ale Malt275 lb Golden Promise Pale Ale Malt 36.8 2.65 62.1%
21 lb Thomas Fawcett - Crystal Malt I21 lb Crystal Malt I 34 45 4.7%
30 lb Thomas Fawcett - Roasted Barley30 lb Roasted Barley 31.5 545 6.8%
50 lb Briess - Brewers Oat Flakes / Flaked oats50 lb Brewers Oat Flakes / Flaked oats 32.2 2.5 11.3%
12 lb Thomas Fawcett - Pale Chocolate Malt12 lb Pale Chocolate Malt 32.2 230 2.7%
55 lb Bestmalz - BEST Vienna55 lb BEST Vienna 37 3.8 12.4%
443 lbs / 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
18 oz Target18 oz Target Hops Pellet 11.5 Boil 60 min 20.58 52.9%
16 oz East Kent Goldings16 oz East Kent Goldings Hops Pellet 5.8 Boil 15 min 4.58 47.1%
34 oz / 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
150 ml Lactic acid Water Agt Mash 0 min.
Priming
CO2 Level: 2.25 Volumes
 
Target Water Profile
Saint Louis, MO, Saint Louis City
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
0 0 0 0 0 0
Mash Chemistry and Brewing Water Calculator
"IRISH PORTER" Irish Stout beer recipe by Rock&Horse. All Grain, ABV 4.95%, IBU 25.15, SRM 37.1, Fermentables: (Golden Promise Pale Ale Malt, Crystal Malt I, Roasted Barley, Brewers Oat Flakes / Flaked oats, Pale Chocolate Malt, BEST Vienna) Hops: (Target, East Kent Goldings) Other: (Lactic acid)
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  • Public: Yup, Shared
  • Last Updated: 2025-12-28 19:22 UTC
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