J-RK - Beer Recipe - Brewer's Friend

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J-RK

145 calories 15 g 12 oz
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Beer Stats
Method: All Grain
Style: Kölsch
Boil Time: 60 min
Batch Size: 5 gallons (fermentor volume)
Pre Boil Size: 6.9 gallons
Post Boil Size: 5.38 gallons
Pre Boil Gravity: 1.035 (recipe based estimate)
Post Boil Gravity: 1.044 (recipe based estimate)
Efficiency: 80% (brew house)
Source: Jim
Calories: 145 calories (Per 12oz)
Carbs: 15 g (Per 12oz)
Created: Friday April 17th 2026
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Fermentables
Amount Fermentable Cost PPG °L Bill %
7 lb Weyermann - Bohemian Pilsner Malt7 lb Bohemian Pilsner Malt $ 1.81 / lb
$ 12.67 		36.8 2.43 93.3%
0.50 lb Briess - White Wheat Malt0.5 lb White Wheat Malt $ 2.69 / lb
$ 1.35 		39.1 2.5 6.7%
7.50 lbs / $ 14.02
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
0.25 oz Hallertau Blanc0.25 oz Hallertau Blanc Hops $ 3.49 / oz
$ 0.87 		Pellet 10 Boil 45 min 10.02 25%
0.25 oz Hallertau Blanc0.25 oz Hallertau Blanc Hops $ 3.49 / oz
$ 0.87 		Leaf/Whole 10 Boil 30 min 7.63 25%
0.50 oz Hallertau Blanc0.5 oz Hallertau Blanc Hops $ 3.49 / oz
$ 1.75 		Leaf/Whole 10 Boil 15 min 9.85 50%
1 oz / $ 3.49
 
Other Ingredients
Amount Name Cost Type Use Time
2 oz raspberries $ 1.70 / oz
$ 3.40 		Flavor Secondary 7 days
$ 3.40
 
Yeast
Wyeast - Kölsch 2565
Amount:
11.50 Grams
Cost:
$ 27.98 / lb
$ 0.71
Attenuation (avg):
75%
Flocculation:
Low
Optimum Temp:
56 - 70 °F
Starter:
No
Fermentation Temp:
-
Pitch Rate:
0.35 (M cells / ml / ° P) 73 B cells required
$ 0.71 Yeast Pitch Rate and Starter Calculator
Priming
CO2 Level: 2.25 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
3.75 gal Strike 153 °F -- 60 min
3.2 gal 152 °F 152 °F 10 min
Starting Mash Thickness: 1.75 qt/lb
Quick Water Requirements
Water Gallons  Quarts
Strike water volume at mash thickness of 1.75 qt/lb 3.28 13.1  
Mash volume with grains 3.88 15.5  
Grain absorption losses -0.94 -3.8  
Remaining sparge water volume (equipment estimates 4.44 g | 17.8 qt) 4.81 19.2  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 6.54 g | 26.2 qt) 6.9 27.6  
Boil off losses -1.5 -6  
Hops absorption losses (first wort, boil, aroma) -0.04 -0.2  
Post boil Volume (equipment estimates 5 g | 20 qt) 5.38 21.5  
WARNING: Exceeded batch size - reduce boil size    
Going into fermentor (equipment estimates 5.38 g | 21.5 qt) 5 20  
Total: 8.09 32.4
Equipment Profile Used: System Default
"J-RK" Kölsch beer recipe by Jim. All Grain, ABV 4.44%, IBU 27.49, SRM 3.63, Fermentables: (Bohemian Pilsner Malt, White Wheat Malt) Hops: (Hallertau Blanc) Other: (raspberries)
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  • Last Updated: 2026-04-22 15:57 UTC