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Kolsch v3

155 calories 15.5 g 12 oz
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Beer Stats
Method: All Grain
Style: Kölsch
Boil Time: 60 min
Batch Size: 5.5 gallons (fermentor volume)
Pre Boil Size: 8.57 gallons
Post Boil Size: 6.77 gallons
Pre Boil Gravity: 1.037 (recipe based estimate)
Post Boil Gravity: 1.047 (recipe based estimate)
Efficiency: 62% (brew house)
Source: Bird Law Brewing
Hop Utilization: 98%
Calories: 155 calories (Per 12oz)
Carbs: 15.5 g (Per 12oz)
Created: Saturday September 20th 2025
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1.047
1.011
4.8%
27.2
4.1
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n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
9.70 lb Weyermann - Floor-Malted Bohemian Pilsner9.7 lb Floor-Malted Bohemian Pilsner 36.3 1.9 84.3%
1.30 lb Weyermann - Vienna Malt1.3 lb Vienna Malt 37 3.5 11.3%
0.50 lb Weyermann - Pale Wheat0.5 lb Pale Wheat 36 2 4.3%
11.50 lbs / $ 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
1.50 oz Tettnanger1.5 oz Tettnanger Hops Pellet 4.5 Boil 60 min 25.63 75%
0.50 oz Tettnanger0.5 oz Tettnanger Hops Pellet 4.5 Whirlpool 10 min 1.53 25%
2 oz / $ 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
1 each Whirlfloc Fining Boil 15 min.
10 ml White Labs - Clarity Ferm WLN4000 Fining Primary 0 min.
1 tsp Yeast Nutrient Other Boil 15 min.
2 g Calcium Chloride (dihydrate) Water Agt Mash 1 hr.
4 g Gypsum Water Agt Mash 1 hr.
4 ml Lactic acid Water Agt Mash 1 hr.
 
Yeast
White Labs - German Ale/ Kölsch Yeast WLP029
Amount:
1 Each
Cost:
Attenuation (avg):
75%
Flocculation:
Medium
Optimum Temp:
65 - 69 °F
Starter:
No
Fermentation Temp:
66 °F
Pitch Rate:
0.35 (M cells / ml / ° P) 85 B cells required
$ 0.00 Yeast Pitch Rate and Starter Calculator
Priming
Method: co2       Amount: 8.73 psi       Temp: 34 °F       CO2 Level: 2.45 Volumes
 
Target Water Profile
Cologne-Kolsch
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
109 14 39 71 84 271
Mash Chemistry and Brewing Water Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
4.31 gal Infusion 163 °F 148 °F 60 min
5 gal Sparge 148 °F 148 °F 15 min
Starting Mash Thickness: 1.5 qt/lb
Starting Grain Temp: 68 °F
Quick Water Requirements
Water Gallons  Quarts
Strike water volume at mash thickness of 1.5 qt/lb 4.31 17.3  
Mash volume with grains 5.23 20.9  
Grain absorption losses -1.44 -5.8  
Remaining sparge water volume (equipment estimates 4.45 g | 17.8 qt) 5.95 23.8  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 7.08 g | 28.3 qt) 8.57 34.3  
Boil off losses -1.5 -6  
Hops absorption losses (first wort, boil, aroma) -0.06 -0.2  
Post boil Volume (equipment estimates 5.52 g | 22.1 qt) 6.77 27.1  
Hops absorption losses (whirlpool, hop stand) -0.02 -0.1  
WARNING: Exceeded batch size - reduce boil size    
Going into fermentor (equipment estimates 6.75 g | 27 qt) 5.5 22  
Total: 10.26 41
Equipment Profile Used: System Default
"Kolsch v3" Kölsch beer recipe by Bird Law Brewing. All Grain, ABV 4.78%, IBU 27.17, SRM 4.1, Fermentables: (Floor-Malted Bohemian Pilsner, Vienna Malt, Pale Wheat) Hops: (Tettnanger) Other: (Whirlfloc, Clarity Ferm WLN4000, Yeast Nutrient, Calcium Chloride (dihydrate), Gypsum, Lactic acid)
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  • Last Updated: 2025-09-20 15:50 UTC