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Ob

124 calories 12.6 g 12 oz
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Beer Stats
Method: BIAB
Style: Ordinary Bitter
Boil Time: 90 min
Batch Size: 6 gallons (fermentor volume)
Pre Boil Size: 7.5 gallons
Post Boil Size: 6 gallons
Pre Boil Gravity: 1.031 (recipe based estimate)
Post Boil Gravity: 1.038 (recipe based estimate)
Efficiency: 75% (brew house)
Hop Utilization: 97%
Calories: 124 calories (Per 12oz)
Carbs: 12.6 g (Per 12oz)
Created: Sunday April 27th 2025
1.038
1.009
3.9%
26.5
12.9
n/a
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
7.25 lb United Kingdom - Maris Otter Pale7.25 lb Maris Otter Pale 38 3.75 89.2%
12 oz United Kingdom - Crystal 70L12 oz Crystal 70L 34 70 9.2%
2 oz German - De-Husked Caraf III2 oz De-Husked Caraf III 32 470 1.5%
130 oz / $ 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
1.20 oz East Kent Goldings1.2 oz East Kent Goldings Hops Pellet 4.5 Boil at 212 °F 60 min 19.77 54.5%
0.50 oz East Kent Goldings0.5 oz East Kent Goldings Hops Pellet 4.5 Boil at 212 °F 30 min 6.33 22.7%
0.50 oz East Kent Goldings0.5 oz East Kent Goldings Hops Pellet 4.5 Boil at 212 °F 1 min 0.36 22.7%
2.20 oz / $ 0.00
 
Yeast
Mangrove Jack - Liberty Bell Ale M36
Amount:
1 Each
Cost:
Attenuation (avg):
76%
Flocculation:
Med-High
Optimum Temp:
62 - 74 °F
Starter:
No
Fermentation Temp:
-
Pitch Rate:
0.35 (M cells / ml / ° P) 76 B cells required
$ 0.00 Yeast Pitch Rate and Starter Calculator
Priming
CO2 Level: 1.65 Volumes
 
Target Water Profile
Balanced Profile
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
0 0 0 0 0 0
Mash Chemistry and Brewing Water Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
7 gal Temperature 154 °F 154 °F 60 min
Temperature 154 °F 168 °F 10 min
Quick Water Requirements
Water Gallons  Quarts
Strike water volume (equipment estimates 9.6 g | 38.4 qt) 8.77 35.1  
Mash volume with grains (equipment estimates 10.25 g | 41 qt) 9.42 37.7  
Grain absorption losses -1.02 -4.1  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 8.33 g | 33.3 qt) 7.5 30  
Boil off losses -2.25 -9  
Hops absorption losses (first wort, boil, aroma) -0.08 -0.3  
Post boil Volume 6 24  
Volume into fermentor 6 24  
Total: 8.77 35.1
Equipment Profile Used: System Default
"Ob" Ordinary Bitter beer recipe by Brewer #97574. BIAB, ABV 3.87%, IBU 26.45, SRM 12.85, Fermentables: ( Maris Otter Pale, Crystal 70L, De-Husked Caraf III) Hops: (East Kent Goldings)
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  • Public: Yup, Shared
  • Last Updated: 2025-04-27 19:11 UTC