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R&B Summer Quaffing Kolsch 2026

147 calories 13.7 g 12 oz
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Beer Stats
Method: All Grain
Style: Kölsch
Boil Time: 90 min
Batch Size: 11 gallons (fermentor volume)
Pre Boil Size: 14 gallons
Post Boil Size: 12.75 gallons
Pre Boil Gravity: 1.041 (recipe based estimate)
Post Boil Gravity: 1.045 (recipe based estimate)
Efficiency: 85% (brew house)
Source: Rich
Hop Utilization: 97%
Calories: 147 calories (Per 12oz)
Carbs: 13.7 g (Per 12oz)
Created: Sunday March 29th 2026
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Fermentables
Amount Fermentable Cost PPG °L Bill %
10 lb Weyermann - Vienna Malt10 lb Vienna Malt $ 2.32 / lb
$ 23.20 		37 3.5 62.5%
5 lb Weyermann - Pilsner5 lb Pilsner $ 2.34 / lb
$ 11.70 		36 1.5 31.3%
0.50 lb Weyermann - Carahell0.5 lb Carahell 34 10 3.1%
0.25 lb Weyermann - Acidulated0.25 lb Acidulated $ 4.29 / oz
$ 17.16 		27 3.4 1.6%
0.25 lb Weyermann - Carafoam0.25 lb Carafoam $ 3.19 / lb
$ 0.80 		34.5 2.2 1.6%
16 lbs / $ 52.86
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
1 oz Artisan - Magnum1 oz Magnum Hops $ 0.79 / oz
$ 0.79 		Pellet 11.9 Boil 60 min 21.63 50%
1 oz Hallertau Mittelfruh1 oz Hallertau Mittelfruh Hops Pellet 3.75 Aroma 15 min 3.38 50%
2 oz / $ 0.79
 
Other Ingredients
Amount Name Cost Type Use Time
1 each Whirlfloc Fining Boil 15 min.
0.50 tsp Wyeast - Beer Nutrient $ 2.66 / oz
$ 0.22 		Other Boil 15 min.
0.50 tsp Glucabuster Water Agt Mash 1 hr.
0.37 g Lactic acid Water Agt Sparge 30 min.
10 g Calcium Chloride (anhydrous) Water Agt Mash 1 hr.
15 g Gypsum Water Agt Mash 1 hr.
$ 0.22
 
Yeast
Fermentis - Safale - German Ale Yeast K-97
Amount:
2 Each
Cost:
$ 6.17 / each
$ 12.34
Attenuation (avg):
81%
Flocculation:
High
Optimum Temp:
54 - 77 °F
Starter:
No
Fermentation Temp:
-
Pitch Rate:
0.35 (M cells / ml / ° P) 163 B cells required
$ 12.34 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-
80 5 25 75 80 100
Mash Chemistry and Brewing Water Calculator
Quick Water Requirements
Water Gallons  Quarts
WARNING: Boil kettle capacity (12 gal | 48 qt) exceeded. Volume required: 13.33 gal (53.3 qt). Suggest reducing initial water volume to 12 gal (48 qt) and adding 1.33 gal (5.3 qt) sparge/top-off.    
Strike water volume at mash thickness of 1.3 qt/lb 5.2 20.8  
Mash volume with grains 6.48 25.9  
Grain absorption losses -2 -8  
Remaining sparge water volume (equipment estimates 10.38 g | 41.5 qt) 11.05 44.2  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 13.33 g | 53.3 qt) 14 56  
Boil off losses -2.25 -9  
Hops absorption losses (first wort, boil, aroma) -0.08 -0.3  
Post boil Volume (equipment estimates 11 g | 44 qt) 12.75 51  
WARNING: Exceeded batch size - reduce boil size    
Going into fermentor (equipment estimates 12.75 g | 51 qt) 11 44  
Total: 16.25 65
Equipment Profile Used: System Default
 
Notes

Batch 163

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  • Last Updated: 2026-05-08 01:16 UTC