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Barnabus Extra Maximus

183 calories 16.1 g 12 oz
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Beer Stats
Method: All Grain
Style: Irish Extra Stout
Boil Time: 90 min
Batch Size: 3 gallons (fermentor volume)
Pre Boil Size: 4.37 gallons
Post Boil Size: 3.5 gallons
Pre Boil Gravity: 1.045 (recipe based estimate)
Post Boil Gravity: 1.056 (recipe based estimate)
Efficiency: 90% (brew house)
Source: RJ Maillie
Calories: 183 calories (Per 12oz)
Carbs: 16.1 g (Per 12oz)
Created: Monday May 25th 2026
1.056
1.010
6.1%
41.1
39.4
5.6
40.51
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
1.70 lb US - Rice Biscuit 4L1.7 lb Rice Biscuit 4L $ 3.30 / lb
$ 5.61 		28 4 24.9%
13 oz US - Rice James Brown13 oz Rice James Brown $ 0.31 / oz
$ 4.03 		28 22 11.9%
7 oz US - Millet Chocolate Roasted Vienna7 oz Millet Chocolate Roasted Vienna $ 0.33 / oz
$ 2.31 		25 140 6.4%
7 oz US - Millet Dutch Roasted7 oz Millet Dutch Roasted $ 0.32 / oz
$ 2.24 		25 25 6.4%
7 oz US - Rice Gas Hog7 oz Rice Gas Hog $ 0.32 / oz
$ 2.24 		28 375 6.4%
8 oz US - Buckwheat Pale8 oz Buckwheat Pale $ 4.26 / lb
$ 2.13 		31 2.5 7.3%
8 oz US - Oat Malt Pale8 oz Oat Malt Pale $ 4.30 / lb
$ 2.15 		28 2 7.3%
8 oz US - Oats Rolled8 oz Oats Rolled $ 0.34 / oz
$ 2.72 		37 1 7.3%
8 oz US - Quinoa Flaked8 oz Quinoa Flaked $ 5.20 / lb
$ 2.60 		31 1 7.3%
8 oz Candi Syrup - Belgian Candi Syrup - D-1808 oz Belgian Candi Syrup - D-180 - (late boil kettle addition) $ 0.50 / oz
$ 4.00 		32 180 7.3%
8 oz Rice Hulls8 oz Rice Hulls 0 0 7.3%
109.20 oz / $ 30.03
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
10 g Northern Brewer10 g Northern Brewer Hops $ 0.04 / g
$ 0.40 		Pellet 10.2 Boil 60 min 23.92 26.3%
14 g Goldings14 g Goldings Hops $ 0.04 / g
$ 0.56 		Pellet 5.4 Boil 30 min 13.62 36.8%
14 g Goldings14 g Goldings Hops $ 0.04 / g
$ 0.56 		Pellet 5.4 Boil 5 min 3.53 36.8%
38 g / $ 1.52
 
Other Ingredients
Amount Name Cost Type Use Time
6.30 ml Ceremix Flex $ 0.13 / ml
$ 0.82 		Other Mash 1 min.
6.30 ml Ondea Pro $ 0.19 / ml
$ 1.20 		Other Mash 1 min.
6.30 ml Termamyl SC DS $ 0.12 / ml
$ 0.76 		Other Mash 1 min.
0.50 tsp Baking Soda Water Agt Boil 90 min.
1 g Whirlfloc $ 0.09 / g
$ 0.09 		Fining Boil 10 min.
0.25 tsp Yeast Nutrient $ 2.66 / oz
$ 0.11 		Other Boil 10 min.
$ 2.97
 
Yeast
Lallemand - LALBREW® NOTTINGHAM HIGH PERFORMANCE ALE YEAST
Amount:
1 Each
Cost:
$ 5.99 / each
$ 5.99
Attenuation (avg):
80%
Flocculation:
High
Optimum Temp:
50 - 72 °F
Starter:
No
Fermentation Temp:
65 °F
Pitch Rate:
0.75 (M cells / ml / ° P) 118 B cells required
$ 5.99 Yeast Pitch Rate and Starter Calculator
Priming
Method: dextrose       Amount: 2.5 oz       Temp: 68 °F       CO2 Level: 2.3 Volumes
 
Target Water Profile
Balanced Profile
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
47 0 63 44 57 143
Mash Chemistry and Brewing Water Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
11.9 qt Protein Strike 131 °F 125 °F 15 min
Yield Temperature -- 145 °F 60 min
Attenuation Temperature -- 175 °F 60 min
8.8 qt Sparge Sparge -- 175 °F --
Starting Mash Thickness: 1.88 qt/lb
Starting Grain Temp: 65 °F
Quick Water Requirements
Water Gallons  Quarts
Strike water volume at mash thickness of 1.88 qt/lb 2.97 11.9  
Mash volume with grains 3.48 13.9  
Grain absorption losses -0.79 -3.2  
Remaining sparge water volume (equipment estimates 3.32 g | 13.3 qt) 2.44 9.8  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 5.26 g | 21 qt) 4.37 17.5  
Volume increase from sugar/extract (late additions) 0.04 0.2  
Boil off losses -2.25 -9  
Hops absorption losses (first wort, boil, aroma) -0.05 -0.2  
Post boil Volume (equipment estimates 3 g | 12 qt) 3.5 14  
WARNING: Exceeded batch size - reduce boil size    
Going into fermentor (equipment estimates 3.5 g | 14 qt) 3 12  
Total: 5.41 21.6
Equipment Profile Used: System Default
 
Notes
  • Pitch one packet of yeast at about 65° and ferment for three weeks at cellar temps.
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  • Public: Yup, Shared
  • Last Updated: 2026-05-25 17:50 UTC