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Kolash 15@2

Name: Kolash 15@2
Prep time: 75 min
Cook time: 60 min
Total time: 135 min
Yield: 245 gallons
Cuisine: Homebrewing
Ingredients: 380 lb Barke Pilsner Malt; 18 lb White Wheat; 33 lb Barke Munich Malt; 75 g Flex Hops; 16 oz Saaz Hops; 16 oz Saaz Hops; 40 oz Saaz Hops

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Method: All Grain
Style: Kölsch
Boil Time: 60 min
Batch Size: 245 gallons (fermentor volume)
Pre Boil Size: 185.7 gallons
Post Boil Size: 175 gallons
Pre Boil Gravity: 14.8 °P (recipe based estimate)
Post Boil Gravity: 15.7 °P (recipe based estimate)
Efficiency: 70% (brew house)
Source: Neil Comeau
Calories: 149 calories (Per 12oz)
Carbs: 13.1 g (Per 12oz)

Created: Thursday April 30th 2026

Original Gravity:

11.4 °P

Final Gravity:

2.1 °P

ABV (standard):

4.9%

IBU (rager):

20.5

SRM (morey):

3.9

Mash pH

5.3

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
380 lb	Weyermann - Barke Pilsner Malt380 lb Barke Pilsner Malt	37.03	1.75	88.2%
18 lb	Rahr - White Wheat18 lb White Wheat	39.1	3.2	4.2%
33 lb	Weyermann - Barke Munich Malt33 lb Barke Munich Malt	37	8	7.7%
431 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
75 g	Flex75 g Flex Hops	Pellet	65	Boil	90 min	15.96	3.5%
16 oz	Saaz16 oz Saaz Hops	Pellet	3.5	Boil	20 min	1.71	21.4%
16 oz	Saaz16 oz Saaz Hops	Pellet	3.5	Whirlpool	0 min	0.81	21.4%
40 oz	Saaz40 oz Saaz Hops	Pellet	3.5	Mash	0 min	2.04	53.6%
74.65 oz / $ 0.00

Show Summary View

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
172.4 gal	Strike	163 °F	152 °F	60 min
71.18 gal	Sparge	168 °F	168 °F	15 min
Starting Mash Thickness: 1.6 qt/lb Starting Grain Temp: 65 °F

Other Ingredients

Amount	Name	Type	Use	Time
75 g	Calcium Chloride (anhydrous)	Water Agt	Mash	1 hr.
30 g	Epsom Salt	Water Agt	Mash	1 hr.
60 g	Gypsum	Water Agt	Mash	1 hr.
20 g	Salt	Water Agt	Mash	1 hr.
227.33 ml	Phosphoric acid	Water Agt	Mash	1 hr.
112 ml	Phosphoric acid	Water Agt	Boil	0 min.

Yeast

Fermentis - Safale - German Ale Yeast K-97

Amount:	1 Each	Cost:
Attenuation (avg):	81%	Flocculation:	High
Optimum Temp:	54 - 77 °F	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 3689 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.58 Volumes

Target Water Profile

Carnation, WA 11.19.24

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
50	7	20	65	55	50
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

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Brews

Public: Yup, Shared
Last Updated: 2026-05-05 23:56 UTC

Recipe costs can be adjusted by changing the batch size. They won't be saved but will give you an idea of costs if your final yield was different.

Cost for

Gallons

Cost by

Final Yield

	Cost $	Cost %
Fermentables	$
Steeping Grains (Extract Only)	$
Hops	$
Yeast	$
Other	$
Cost Per Barrel	$ 0.00
Cost Per Pint	$ 0.00
Total Cost	$ 0.00

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Amount	Variety	IBU	Bill %
75 g	Flex (Pellet) 75 g Flex (Pellet) Hops	15.96	3.5%
72 oz	Saaz (Pellet) 71.999999835305 oz Saaz (Pellet) Hops	4.56	96.4%
74.65 oz / $ 0.00