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Screaming Weevil Dark Czech Lager

Method: All Grain
Style: Czech Dark Lager
Boil Time: 60 min
Batch Size: 3 gallons (fermentor volume)
Pre Boil Size: 4.5 gallons
Post Boil Size: 3.02 gallons
Pre Boil Gravity: 1.031 (recipe based estimate)
Post Boil Gravity: 1.054 (recipe based estimate)
Efficiency: 75% (brew house)
Source: Screaming Weevil
Hop Utilization: 96%
Calories: 177 calories (Per 12oz)
Carbs: 15.8 g (Per 12oz)

Created: Thursday May 8th 2025

Original Gravity:

1.054

Final Gravity:

1.010

ABV (standard):

5.8%

IBU (tinseth):

22.3

SRM (morey):

25.9

Mash pH

5.2

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
3.50 lb	Weyermann - Vienna Malt3.5 lb Vienna Malt	37	3.5	59.6%
1.25 lb	Weyermann - Munich Type I1.25 lb Munich Type I	38	6	21.3%
6 oz	Weyermann - Munich Type II (Dark)6 oz Munich Type II (Dark)	37	10	6.4%
6 oz	Weyermann - Caramunich Type 16 oz Caramunich Type 1 - (late mash tun addition)	33.5	35	6.4%
6 oz	Weyermann - Carafa II6 oz Carafa II - (late mash tun addition)	31.5	415	6.4%
94 oz / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
0.40 oz	Saaz0.4 oz Saaz Hops	Pellet	3.5	First Wort	80 min	11.14	33.3%
0.40 oz	Saaz0.4 oz Saaz Hops	Pellet	3.5	Boil	60 min	10.13	33.3%
0.40 oz	Saaz0.4 oz Saaz Hops	Pellet	3.5	Hop Stand at 175 °F	20 min	1.05	33.3%
1.20 oz / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
1.20 oz	Saaz (Pellet) 1.1999999972551 oz Saaz (Pellet) Hops		22.32	99.9%
1.20 oz / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
4.5 gal		Infusion	150 °F	147 °F	90 min
Starting Mash Thickness: 1.5 qt/lb Starting Grain Temp: 70 °F

Other Ingredients

Amount	Name	Type	Use	Time
1.40 g	Calcium Chloride (dihydrate)	Water Agt	Mash	1 hr.
0.50 each	Campden Tablets	Water Agt	Mash	1 hr.
1.50 g	Gypsum	Water Agt	Mash	1 hr.
0.50 tsp	Lactic acid	Water Agt	Mash	1 hr.
0.50 each	Whirlfloc	Fining	Boil	15 min.
0.50 tsp	Yeast Nutrient	Other	Boil	15 min.

Yeast

Lallemand - LalBrew Diamond Lager

Amount:	1 Each	Cost:
Attenuation (avg):	80%	Flocculation:	High
Optimum Temp:	50 - 59 °F	Starter:	No
Fermentation Temp:	50 °F	Pitch Rate:	0.35 (M cells / ml / ° P) 53 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: sucrose Amount: 2.3 oz Temp: 70 °F CO₂ Level: 2.25 Volumes

Target Water Profile

Standard

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
51.9	5	31	85.6	53.1	1.8
Mash Chemistry and Brewing Water Calculator

Notes

Step mash
15 mins. @131F
30 mins. @147F
30 mins. @158F
15 mins. @170F

Vorlauf Caramunich and Carafa

Ferment @50F for 2 weeks, raise to 68F for 2-3 days for a DR, then lager @35F for 4 weeks

Last Updated and Sharing

Views

Brews

Public: Yup, Shared
Last Updated: 2025-08-06 21:31 UTC

System Default

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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