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Bastard Kolsche

143 calories 12.7 g 12 oz
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Beer Stats
Method: All Grain
Style: Blonde Ale
Boil Time: 90 min
Batch Size: 10 gallons (fermentor volume)
Pre Boil Size: 13.06 gallons
Post Boil Size: 10.75 gallons
Pre Boil Gravity: 1.036 (recipe based estimate)
Post Boil Gravity: 1.044 (recipe based estimate)
Efficiency: 60% (brew house)
Calories: 143 calories (Per 12oz)
Carbs: 12.7 g (Per 12oz)
Created: Monday May 25th 2026
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Fermentables
Amount Fermentable Cost PPG °L Bill %
18 lb American - Pilsner18 lb Pilsner 37 1.8 90%
1 lb Briess - Carapils Malt1 lb Carapils Malt 34.5 1.5 5%
1 lb Briess - Goldpils Vienna Malt1 lb Goldpils Vienna Malt 36.8 3.5 5%
20 lbs / $ 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
0.50 oz Yakima Chief Hops - Hallertauer Magnum0.5 oz Hallertauer Magnum Hops Pellet 10.3 Boil 60 min 11.06 33.3%
1 oz Yakima Chief Hops - German Tettnang1 oz German Tettnang Hops Pellet 2.5 Boil 30 min 4.13 66.7%
1.50 oz / $ 0.00
 
Yeast
Fermentis - Safale - American Ale Yeast US-05
Amount:
1 Each
Cost:
Attenuation (avg):
81%
Flocculation:
Medium
Optimum Temp:
54 - 77 °F
Starter:
No
Fermentation Temp:
68 °F
Pitch Rate:
0.75 (M cells / ml / ° P) 311 B cells required
$ 0.00 Yeast Pitch Rate and Starter Calculator
Priming
CO2 Level: 2.45 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 Infusion 168 °F 152 °F 60 min
6.5 gal 168 °F 168 °F --
Starting Mash Thickness: 1.75 qt/lb
Quick Water Requirements
Water Gallons  Quarts
WARNING: Boil kettle capacity (12 gal | 48 qt) exceeded. Volume required: 12.31 gal (49.23 qt). Suggest reducing initial water volume to 12 gal (48 qt) and adding 0.31 gal (1.23 qt) sparge/top-off.    
Strike water volume at mash thickness of 1.75 qt/lb 8.75 35  
Mash volume with grains 10.35 41.4  
Grain absorption losses -2.5 -10  
Remaining sparge water volume (equipment estimates 6.31 g | 25.2 qt) 7.06 28.2  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 12.31 g | 49.2 qt) 13.06 52.2  
Boil off losses -2.25 -9  
Hops absorption losses (first wort, boil, aroma) -0.06 -0.2  
Post boil Volume (equipment estimates 10 g | 40 qt) 10.75 43  
WARNING: Exceeded batch size - reduce boil size    
Going into fermentor (equipment estimates 10.75 g | 43 qt) 10 40  
Total: 15.81 63.2
Equipment Profile Used: System Default
"Bastard Kolsche" Blonde Ale beer recipe by Brewer #469737. All Grain, ABV 4.78%, IBU 15.18, SRM 3.69, Fermentables: (Pilsner, Carapils Malt, Goldpils Vienna Malt) Hops: (Hallertauer Magnum, German Tettnang)
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  • Public: Yup, Shared
  • Last Updated: 2026-06-04 20:36 UTC