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Kölsch

Method: All Grain
Style: No Profile Selected
Boil Time: 90 min
Batch Size: 645 liters (fermentor volume)
Pre Boil Size: 685 liters
Post Boil Size: 645 liters
Pre Boil Gravity: 1.044 (recipe based estimate)
Post Boil Gravity: 1.047 (recipe based estimate)
Efficiency: 80% (brew house)
Calories: 142 calories (Per 330ml)
Carbs: 12.3 g (Per 330ml)

Created: Tuesday May 20th 2025

Original Gravity:

1.047

Final Gravity:

1.008

ABV (standard):

5.2%

IBU (tinseth):

23.1

SRM (morey):

3.2

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
105 kg	Ireks - Pilsner Malt105 kg Pilsner Malt	36	1.8	83%
7 kg	Ireks - Wheat Malt Light7 kg Wheat Malt Light	38	1.95	5.5%
12 kg	German - Spelt Malt12 kg Spelt Malt	37	2	9.5%
2.50 kg	German - Acidulated Malt2.5 kg Acidulated Malt	27	3.4	2%
126.50 kg / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
350 g	Hallertau Tradition (Germany)	Pellet	5	Boil at 100 °C	90 min	7.74	23.3%
500 g	Hallertau Tradition (Germany)	Pellet	5	Boil	60 min	10.34	33.3%
650 g	Hallertau Mittelfruh650 g Hallertau Mittelfruh Hops	Pellet	3.75	Boil	15 min	5	43.3%
1,500 g / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
850 g	Hallertau Tradition (Germany) (Pellet)	18.08	56.6%
650 g	Hallertau Mittelfruh (Pellet)	5	43.3%
1,500 g / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
516 L		Strike	72 °C	65 °C	60 min
Starting Mash Thickness: 4 L/kg Starting Grain Temp: 18 °C

Other Ingredients

Amount	Name	Type	Use	Time
100 g	Calcium Chloride (dihydrate)	Water Agt	Mash	1 hr.
85 g	Gypsum	Water Agt	Mash	1 hr.
42.73 ml	Lactic acid	Water Agt	Mash	1 hr.

Yeast

Fermentis - Safale - German Ale Yeast K-97

Amount:	1 Each	Cost:
Attenuation (avg):	81%	Flocculation:	High
Optimum Temp:	12 - 25 °C	Starter:	No
Fermentation Temp:	15 °C	Pitch Rate:	1.5 (M cells / ml / ° P) 11294 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 CO₂ Level: 0 Volumes

Target Water Profile

Balanced Profile

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
100	19	15	80	60	20
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

181

Views

Brews

Public: Yup, Shared
Last Updated: 2026-02-02 10:04 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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