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Screaming Weevil Altbier

163 calories 13.7 g 12 oz
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Beer Stats
Method: All Grain
Style: Altbier
Boil Time: 60 min
Batch Size: 3 gallons (fermentor volume)
Pre Boil Size: 4.5 gallons
Pre Boil Gravity: 1.033 (recipe based estimate)
Post Boil Gravity: 1.050 (recipe based estimate)
Efficiency: 70% (brew house)
Source: Screaming Weevil
Hop Utilization: 96%
Calories: 163 calories (Per 12oz)
Carbs: 13.7 g (Per 12oz)
Created: Wednesday May 7th 2025
1.050
1.008
5.6%
43.0
13.0
5.5
n/a
 
Fermentables
Amount Fermentable Cost 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 Cost Type AA Use Time IBU Bill %
0.35 oz Magnum0.35 oz Magnum Hops Pellet 15.4 First Wort 60 min 42.19 53.8%
0.30 oz Hallertau Mittelfruh0.3 oz Hallertau Mittelfruh Hops Pellet 2 Boil 5 min 0.85 46.2%
0.65 oz / $ 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
1.10 g Calcium Chloride (dihydrate) Water Agt Mash 1 hr.
0.50 each Campden Tablets Water Agt Mash 1 hr.
0.34 g Epsom Salt Water Agt Mash 1 hr.
2.35 g Gypsum Water Agt Mash 1 hr.
0.13 tsp Lactic acid Water Agt Mash 1 hr.
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:
68 °F
Pitch Rate:
0.35 (M cells / ml / ° P) 49 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
 
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
Quick Water Requirements
Water Gallons  Quarts
Strike water volume at mash thickness of 1.5 qt/lb 2.16 8.6  
Mash volume with grains 2.62 10.5  
Grain absorption losses -0.72 -2.9  
Remaining sparge water volume (equipment estimates 3.34 g | 13.3 qt) 3.31 13.3  
Mash Lauter Tun losses -0.25 -1  
Pre boil volume (equipment estimates 4.52 g | 18.1 qt) 4.5 18  
Boil off losses -1.5 -6  
Hops absorption losses (first wort, boil, aroma) -0.02 -0.1  
Post boil Volume 3 12  
Going into fermentor 3 12  
Total: 5.47 21.9
Equipment Profile Used: System Default
 
Notes

Step mash

  • 30-45 mins. @ 144F-146F
  • 30-45mins. @158F - 160F
  • 15 mins. @170F

  • Add Carafa II at vorlauf for 15 minutes
  • Start fermentation @62 for 3 days
  • Let rise to 65 and add corn syrup to fermenter
  • Raise temp to 68-70F max. ferment until terminal gravity.
  • Lager at 40F for a couple of weeks.


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  • Last Updated: 2026-04-18 23:19 UTC