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Kozel Cerny

Method: All Grain
Style: Munich Dunkel
Boil Time: 80 min
Batch Size: 23 liters (fermentor volume)
Pre Boil Size: 28 liters
Post Boil Size: 23 liters
Pre Boil Gravity: 1.027 (recipe based estimate)
Post Boil Gravity: 1.034 (recipe based estimate)
Efficiency: 70% (brew house)
Calories: 103 calories (Per 330ml)
Carbs: 10.4 g (Per 330ml)

Created: Monday August 9th 2021

Original Gravity:

1.034

Final Gravity:

1.008

ABV (standard):

3.5%

IBU (tinseth):

16.4

SRM (morey):

24.2

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
30 g	Joe White - Chocolate Malt30 g Chocolate Malt	33.1	244	0.8%
100 g	Briess - DME Pilsen Light100 g DME Pilsen Light - (late boil kettle addition)	43	2	2.7%
100 g	Bestmalz - AU - Bestmalz - BEST Caramel Pils100 g AU - Bestmalz - BEST Caramel Pils	37	4	2.7%
3.20 kg	Joe White - AU - Joe White - Munich - Light 10L	36	14.5	87.2%
200 g	Joe White - AU - Joe White - Dark Crystal Malt	35	275	5.4%
40 g	joe white - AU - joe white - black malt40 g AU - joe white - black malt	35	1267	1.1%
3,670 g / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
15 g	Northern Brewer15 g Northern Brewer Hops	Pellet	6	Boil	80 min	12.91	42.9%
20 g	Saaz20 g Saaz Hops	Pellet	3.5	Boil	10 min	3.45	57.1%
35 g / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
15 g	Northern Brewer (Pellet) 15 g Northern Brewer (Pellet) Hops	12.91	42.9%
20 g	Saaz (Pellet) 20 g Saaz (Pellet) Hops	3.45	57.1%
35 g / $ 0.00

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
10 L	Infusion	67 °C	65 °C	30 min
	Infusion	65 °C	68 °C	60 min
12 L	Batch Sparge	75 °C	75 °C	90 min
6 L	Top Off	75 °C	--	--
Starting Mash Thickness: 2.66 L/kg Starting Grain Temp: 18 °C

Other Ingredients

Amount	Name	Type	Use	Time
2 g	Gypsum	Water Agt	Mash	0 min.
2 g	Epsom Salt (MgSO4)	Water Agt	Mash	0 min.
7 g	Baking Soda	Water Agt	Mash	0 min.
4 g	Calcium Chloride (dihydrate)	Water Agt	Mash	0 min.
200 g	lactose	Flavor	Boil	0 min.
200 g	Rice hulls	Other	Mash	0 min.
0.01 ml	Lactic acid	Water Agt	Sparge	1 hr.

Yeast

Mangrove Jack - Bohemian Lager Yeast M84

Amount:	1 Each	Cost:
Attenuation (avg):	78%	Flocculation:	High
Optimum Temp:	10 - 15 °C	Starter:	Yes
Fermentation Temp:	11 °C	Pitch Rate:	1.5 (M cells / ml / ° P) 295 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 Amount: 0.8 bar Temp: 4 °C CO₂ Level: 2.47 Volumes

Target Water Profile

Munich (Dark Lager)

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
82	20	4	2	16	320
Rainwater + salts
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

1,078

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Brews

Public: Yup, Shared
Last Updated: 2025-12-11 22:05 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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