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JZ Fruh

Method: All Grain
Style: Kölsch
Boil Time: 90 min
Batch Size: 4.5 gallons (ending kettle volume)
Pre Boil Size: 6.32 gallons
Pre Boil Gravity: 1.033 (recipe based estimate)
Efficiency: 76.5% (ending kettle)
Source: David Rosenbaum
Calories: 155 calories (Per 12oz)
Carbs: 15.5 g (Per 12oz)

Created: Friday May 29th 2026

Kaffir Lime Kolsch

by Bradleyarthurwhite

OG: 1.042 FG: 1.007 ABV: 4.6% IBU: 21

Outcry

by Pickett

OG: 1.048 FG: 1.011 ABV: 4.9% IBU: 25

Fall Kolsch

OG: 1.051 FG: 1.012 ABV: 5.1% IBU: 28

Original Gravity:

1.047

Final Gravity:

1.011

ABV (standard):

4.7%

IBU (tinseth):

25.1

SRM (morey):

3.2

Mash pH

5.7

Cost $

5.72

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Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
7.07 lb	Weyermann - Barke Pilsner Malt7.07 lb Barke Pilsner Malt	$ 0.72 / lb $ 5.09	37.03	1.75	95.3%
0.35 lb	German - Vienna0.35 lb Vienna	$ 1.80 / lb $ 0.63	37	4	4.7%
7.42 lbs / $ 5.72

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
1.60 oz	Hallertau Mittelfruh1.6 oz Hallertau Mittelfruh Hops		Pellet	3.2	Boil	60 min	25.13	100%
1.60 oz / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
1.60 oz	Hallertau Mittelfruh (Pellet)		25.13	100%
1.60 oz / $ 0.00

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
3.2 gal	Strike	163 °F	149 °F	90 min
3.4 gal	Fly Sparge	--	168 °F	15 min
Starting Mash Thickness: 1.6 qt/lb Starting Grain Temp: 68 °F

Other Ingredients

Amount	Name	Type	Use	Time
3 g	Calcium Chloride (dihydrate)	Water Agt	Mash	1 hr.
2.47 g	Gypsum	Water Agt	Mash	1 hr.
1.20 g	Salt	Water Agt	Mash	1 hr.
0.10 g	Baking Soda	Water Agt	Mash	1 hr.
0.75 tsp	Irish Moss	Fining	Boil	15 min.
0.38 lb	Rice Hulls	Other	Mash	0 min.
0.75 tsp	Yeast Nutrient	Other	Boil	15 min.

Priming

Method: co2 Amount: 11.95 psi Temp: 40 °F CO₂ Level: 2.47 Volumes

Target Water Profile

Light colored and malty

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
60	5	10	95	55	0
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

Views

Brews

Public: Yup, Shared
Last Updated: 2026-05-29 19:03 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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