Mac Dubh Stout Beer Recipe | Extract Sweet Stout | Brewer's Friend
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Mac Dubh Stout

12758 calories 1592.6 g 20 qt
Beer Stats
Method: Extract
Style: Sweet Stout
Boil Time: 75 min
Batch Size: 6.5 gallons (fermentor volume)
Pre Boil Size: 7.5 gallons
Pre Boil Gravity: 1.056 (recipe based estimate)
Post Boil Gravity: 1.071 (recipe based estimate)
Efficiency: 70% (steeping grains only)
Source: DL Boatman
Hop Utilization: 91%
Calories: 12758 calories (Per 20qt)
Carbs: 1592.6 g (Per 20qt)
Created: Thursday December 5th 2024
1.071
1.025
6.0%
39.2
31.5
n/a
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
8 lb Briess - DME Pale Ale8 lb DME Pale Ale 45 6 69.6%
10 oz Lactose (Milk Sugar)10 oz Lactose (Milk Sugar) - (late boil kettle addition) 41 1 5.4%
6 oz Maltodextrin6 oz Maltodextrin - (late boil kettle addition) 39 0 3.3%
144 oz / 0.00
Steeping Grains
Amount Fermentable Cost PPG °L Bill %
1 lb Crisp Malting - Chevallier Heritage Malt1 lb Chevallier Heritage Malt 36.3 3 8.7%
12 oz Crisp Malting - Pale Chocolate12 oz Pale Chocolate 32.7 220 6.5%
12 oz Crisp Malting - Chocolate Malt12 oz Chocolate Malt 32.66 450 6.5%
0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
1 oz Challenger1 oz Challenger Hops Pellet 8.5 Boil 45 min 19.68 40%
1.50 oz Challenger1.5 oz Challenger Hops Pellet 8.5 Boil 20 min 19.47 60%
2.50 oz / 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
1 tsp Calcium Chloride (dihydrate) Water Agt Mash 1 hr.
 
Yeast
Wyeast - Scottish Ale 1728
Amount:
2 Each
Cost:
Attenuation (avg):
71%
Flocculation:
High
Optimum Temp:
55 - 75 °F
Starter:
No
Fermentation Temp:
68 °F
Pitch Rate:
0.35 (M cells / ml / ° P) 149 B cells required
0.00 Yeast Pitch Rate and Starter Calculator
Priming
Method: co2       Amount: 2.28 psi       Temp: 38 °F       CO2 Level: 1.65 Volumes
 
Target Water Profile
Dublin (Dry Stout)
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
110 4 12 19 53 280
"Mac Dubh Stout" Sweet Stout beer recipe by DL Boatman. Extract, ABV 6.02%, IBU 39.15, SRM 31.48, Fermentables: (DME Pale Ale, Lactose (Milk Sugar), Maltodextrin) Steeping Grains: (Chevallier Heritage Malt, Pale Chocolate, Chocolate Malt) Hops: (Challenger) Other: (Calcium Chloride (dihydrate))
Recipe Picture
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  • Public: Yup, Shared
  • Last Updated: 2025-09-18 23:18 UTC
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