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Impure Cervesa

124 calories 10.7 g 330 ml
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Beer Stats
Method: All Grain
Style: American Lager
Boil Time: 80 min
Batch Size: 25 liters (ending kettle volume)
Pre Boil Size: 33 liters
Pre Boil Gravity: 1.031 (recipe based estimate)
Efficiency: 77% (ending kettle)
Source: Jay Dubb
Calories: 124 calories (Per 330ml)
Carbs: 10.7 g (Per 330ml)
Created: Friday June 16th 2017
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4.5%
17.5
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n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
3.90 kg Joe White - Pilsner / Export Pilsner3.9 kg Pilsner / Export Pilsner 36.8 2 90.1%
430 g Flaked Corn430 g Flaked Corn 40 0.5 9.9%
4.33 kg / $ 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
7 g Magnum7 g Magnum Hops Pellet 12.3 First Wort 80 min 12.06 16.7%
15 g Motueka15 g Motueka Hops Pellet 8.6 Boil 10 min 3.46 35.7%
20 g Motueka20 g Motueka Hops Pellet 8.6 Whirlpool at 80 °C 0 min 1.93 47.6%
42 g / $ 0.00
 
Other Ingredients
Amount Name Cost Type Use Time
4 g Brewbite Fining Boil 15 min.
 
Yeast
Fermentis - Saflager - German Lager Yeast W-34/70
Amount:
2.50 Each
Cost:
Attenuation (custom):
80%
Flocculation:
High
Optimum Temp:
9 - 22 °C
Starter:
Yes
Fermentation Temp:
13 °C
Pitch Rate:
1.75 (M cells / ml / ° P) 448 B cells required
$ 0.00 Yeast Pitch Rate and Starter Calculator
Priming
Method: dextrose       Amount: 122.1 g       Temp: 20 °C       CO2 Level: 2.25 Volumes
 
Target Water Profile
Balanced Profile
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
0 0 0 0 0 0
2g Calcium Chloride in mash
Mash Chemistry and Brewing Water Calculator
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
19.5 L underlet 19.5L @ 65, to 22.5L mark, raise to 65 Strike 65 °C 65 °C 40 min
Raise to72 Temperature 65 °C 72 °C 30 min
Raise to 77 no ricirc. Temperature 72 °C 77 °C 15 min
19.5 L 20 L @ 77 Sparge 77 °C 77 °C --
Starting Mash Thickness: 4.5 L/kg
Starting Grain Temp: 20 °C
Quick Water Requirements
Water Liters
Strike water volume at mash thickness of 4.5 L/kg 19.5
Mash volume with grains 22.3
Grain absorption losses -4.3
Remaining sparge water volume 18.7
Mash Lauter Tun losses -0.9
Pre boil volume (equipment estimates 32.7 L) 33
Boil off losses -7.6
Hops absorption losses (first wort, boil, aroma) -0.1
Post boil volume (equipment estimates 25.3 L) 25
Hops absorption losses (whirlpool, hop stand) -0.1
Estimated amount in fermentor 24.9
Total: 38.2  
Equipment Profile Used: System Default
 
Notes

Quick lager method

5g calcium chloride into mash

Start in Chubby at 11 C, warm to 18 at 1.019 for 3 days, cold crash then rack to Chubby, lager2 weeks minimum, fine with gelatin at kegging

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  • Last Updated: 2026-08-10 10:59 UTC