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AK-97

Method: Extract
Style: Kölsch
Boil Time: 60 min
Batch Size: 24.5 liters (fermentor volume)
Pre Boil Size: 27 liters
Post Boil Size: 25 liters
Pre Boil Gravity: 1.045 (recipe based estimate)
Post Boil Gravity: 1.048 (recipe based estimate)
Efficiency: 76% (steeping grains only)
Calories: 146 calories (Per 330ml)
Carbs: 13.1 g (Per 330ml)

Created: Thursday October 16th 2025

Original Gravity:

1.048

Final Gravity:

1.009

ABV (standard):

5.1%

IBU (tinseth):

26.5

SRM (morey):

3.7

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
4.50 kg	Coopers - Premium Pilsner Malt4.5 kg Premium Pilsner Malt	37	1.7	87.4%
500 g	Voyager Craft Malt - Vienna Schooner500 g Vienna Schooner	36	6.09	9.7%
150 g	Gladfield - Sour Grapes Acid Malt150 g Sour Grapes Acid Malt	12.4	2.03	2.9%
5,150 g / $ 0.00

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
25 g	Pride of Ringwood25 g Pride of Ringwood Hops		Pellet	9.75	Boil	60 min	26.49	100%
25 g / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
25 g	Pride of Ringwood (Pellet) 25 g Pride of Ringwood (Pellet) Hops		26.49	100%
25 g / $ 0.00

Yeast

Fermentis - Safale - German Ale Yeast K-97

Amount:	2 Each	Cost:
Attenuation (avg):	81%	Flocculation:	High
Optimum Temp:	12 - 25 °C	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 102 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.47 Volumes

Target Water Profile

Balanced Profile

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
0	0	0	0	0	0

Last Updated and Sharing

Views

Brews

Public: Yup, Shared
Last Updated: 2025-10-21 03:01 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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