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Kolsch

205 calories 20.1 g 12 oz
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Beer Stats
Method: All Grain
Style: Kölsch
Boil Time: 60 min
Batch Size: 10 gallons (fermentor volume)
Pre Boil Size: 11 gallons
Post Boil Size: 9.5 gallons
Pre Boil Gravity: 1.056 (recipe based estimate)
Post Boil Gravity: 1.065 (recipe based estimate)
Efficiency: 70% (brew house)
Source: Frank Hearl
Calories: 205 calories (Per 12oz)
Carbs: 20.1 g (Per 12oz)
Created: Sunday March 1st 2026
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Rasenmäher Kolsch

by Switz007

OG: 1.054 FG: 1.009 ABV: 5.9% IBU: 23

1.062
1.014
6.3%
20.3
4.5
n/a
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
21.50 lb American - Pilsner21.5 lb Pilsner 37 1.8 89.6%
1 lb American - Vienna1 lb Vienna 35 4 4.2%
1 lb Munich1 lb Munich 37 6 4.2%
0.50 lb American - Wheat0.5 lb Wheat 38 1.8 2.1%
24 lbs / $ 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
3 oz Hallertau Mittelfruh3 oz Hallertau Mittelfruh Hops Pellet 2 Boil at 212 °F 60 min 10.76 30.3%
4.50 oz Hallertau Mittelfruh4.5 oz Hallertau Mittelfruh Hops Pellet 2 Boil at 212 °F 15 min 8.01 45.5%
2.40 oz Saaz2.4 oz Saaz Hops Pellet 2.6 Hop Stand at 180 °F 5 min 1.54 24.2%
9.90 oz / $ 0.00
 
Yeast
- WLP029
Amount:
2 Each
Cost:
Attenuation (custom):
75%
Flocculation:
Low
Optimum Temp:
65 - 78 °F
Starter:
No
Fermentation Temp:
68 °F
Pitch Rate:
0.35 (M cells / ml / ° P) 201 B cells required
$ 0.00 Yeast Pitch Rate and Starter Calculator
Priming
CO2 Level: 2.58 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
9 gal Strike 165 °F 150 °F 60 min
Starting Mash Thickness: 1.5 qt/lb
Starting Grain Temp: 75 °F
Quick Water Requirements
Water Gallons  Quarts
Strike water volume at mash thickness of 1.5 qt/lb 9 36  
Mash volume with grains (equipment estimates 10.33 g | 41.3 qt) 10.92 43.7  
Grain absorption losses -3 -12  
Remaining sparge water volume (equipment estimates 5.53 g | 22.1 qt) 5.25 21  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 11.28 g | 45.1 qt) 11 44  
Boil off losses -1.5 -6  
Hops absorption losses (first wort, boil, aroma) -0.28 -1.1  
Post boil Volume 9.5 38  
Hops absorption losses (whirlpool, hop stand) -0.09 -0.4  
Top off amount 0.59 2.4  
Going into fermentor 10 40  
Total: 14.25 57
Equipment Profile Used: System Default
 
Notes

Double size batch split with John Essertier

Last Updated and Sharing
 
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  • Public: Yup, Shared
  • Last Updated: 2026-03-01 20:35 UTC