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Screaming Weevil Altbier

Method: All Grain
Style: Altbier
Boil Time: 60 min
Batch Size: 3 gallons (fermentor volume)
Pre Boil Size: 4.5 gallons
Pre Boil Gravity: 1.035 (recipe based estimate)
Post Boil Gravity: 1.054 (recipe based estimate)
Efficiency: 75% (brew house)
Source: Screaming Weevil
Hop Utilization: 96%
Calories: 176 calories (Per 12oz)
Carbs: 14.3 g (Per 12oz)

Created: Wednesday May 7th 2025

Original Gravity:

1.054

Final Gravity:

1.008

ABV (standard):

6.0%

IBU (tinseth):

42.1

SRM (morey):

13.0

Mash pH

5.4

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
3.25 lb	Muntons - Maris Otter3.25 lb Maris Otter	38	2.3	53.1%
1.25 lb	American - Pilsner1.25 lb Pilsner	37	1.8	20.4%
0.75 lb	Weyermann - Munich Type I0.75 lb Munich Type I	38	6	12.2%
6 oz	Weyermann - Caramunich Type 16 oz Caramunich Type 1	33.5	35	6.1%
6 oz	Corn Syrup6 oz Corn Syrup - (late fermenter addition)	37	0.5	6.1%
2 oz	Weyermann - Carafa I2 oz Carafa I - (late mash tun addition)	32	340	2%
6.12 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
0.35 oz	Magnum0.35 oz Magnum Hops	Pellet	15.4	First Wort	60 min	41.29	53.8%
0.30 oz	Hallertau Mittelfruh0.3 oz Hallertau Mittelfruh Hops	Pellet	2	Boil	5 min	0.83	46.2%
0.65 oz / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
0.35 oz	Magnum (Pellet)	41.29	53.8%
0.30 oz	Hallertau Mittelfruh (Pellet)	0.83	46.2%
0.65 oz / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
4.5 gal		Infusion	155 °F	149 °F	75 min
Starting Mash Thickness: 1.5 qt/lb Starting Grain Temp: 65 °F

Other Ingredients

Amount	Name	Type	Use	Time
1.50 g	Calcium Chloride (dihydrate)	Water Agt	Mash	1 hr.
0.50 each	Campden Tablets	Water Agt	Mash	1 hr.
3.50 g	Gypsum	Water Agt	Mash	1 hr.
0.13 tsp	Lactic acid	Water Agt	Mash	1 hr.
0.60 g	Salt	Water Agt	Mash	1 hr.
0.50 each	Whirlfloc	Fining	Boil	15 min.
0.50 tsp	Yeast Nutrient	Other	Boil	15 min.
0.25 tsp	Clearzyme	Fining	Primary	14 days

Yeast

Fermentis - Safale - German Ale Yeast K-97

Amount:	1 Each	Cost:
Attenuation (avg):	81%	Flocculation:	High
Optimum Temp:	54 - 77 °F	Starter:	No
Fermentation Temp:	65 °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: 3.7 oz Temp: 68 °F CO₂ Level: 2.25 Volumes

Target Water Profile

Standard

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
90	12	45	82	65	223
Mash Chemistry and Brewing Water Calculator

Notes

Add Carafa II at vorlauf for 15 minutes
Ferment @62F for 10 days
Add corn syrup to fermenter and raise temp to 65F. ferment until terminal gravity.
Lager at 40F for a couple of weeks.

Last Updated and Sharing

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Public: Yup, Shared
Last Updated: 2025-10-09 23:39 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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