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Joe Roggen is a Gullible Fool Mk2

346 calories 36.8 g 650 ml
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Beer Stats
Method: All Grain
Style: Roggenbier
Boil Time: 60 min
Batch Size: 19 liters (fermentor volume)
Pre Boil Size: 24.18 liters
Pre Boil Gravity: 1.044 (recipe based estimate)
Post Boil Gravity: 1.057 (recipe based estimate)
Efficiency: 65% (brew house)
Source: Gerald Gunn
Hop Utilization: 94%
Calories: 346 calories (Per 650ml)
Carbs: 36.8 g (Per 650ml)
Created: Monday August 24th 2026
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OG: 1.052 FG: 1.012 ABV: 5.2% IBU: 20

1.057
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5.4%
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49.88
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
6.25 lb Canada Malting - Century Rye6.25 lb Century Rye $ 2.99 / lb
$ 18.69 		29 2.65 49%
1 lb Great Western - Crystal 1201 lb Crystal 120 $ 2.19 / kg
$ 0.99 		0 120 7.8%
1.50 lb Weyermann - Munich Type I1.5 lb Munich Type I $ 2.29 / lb
$ 3.44 		38 6 11.8%
3 lb Briess - DME Pilsen Light3 lb DME Pilsen Light $ 5.66 / lb
$ 16.98 		43 2 23.5%
1 lb Rice Hulls1 lb Rice Hulls 0 0 7.8%
12.75 lbs / $ 40.10
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
0.30 oz Columbus0.3 oz Columbus Hops $ 2.50 / oz
$ 0.75 		Pellet 15 Boil 40 min 14.78 23.1%
0.50 oz Willamette0.5 oz Willamette Hops $ 3.00 / oz
$ 1.50 		Pellet 5.2 Boil 10 min 3.53 38.5%
0.50 oz Willamette0.5 oz Willamette Hops $ 3.00 / oz
$ 1.50 		Pellet 5.2 Boil 0 min 38.5%
1.30 oz / $ 3.75
 
Other Ingredients
Amount Name Cost Type Use Time
1 g Calcium Chloride $ 0.02 / g
$ 0.02 		Water Agt Mash 0 min.
5 g Epsom Salt Water Agt Mash 0 min.
3 g Gypsum Water Agt Mash 0 min.
2 g Sodium Bicarbonate $ 0.01 / g
$ 0.02 		Water Agt Mash 0 min.
2.50 ml lactic acid Water Agt Mash 0 min.
$ 0.04
 
Yeast
Mangrove Jack - Bavarian Wheat Yeast M20
Amount:
1 Each
Cost:
$ 5.99 / each
$ 5.99
Attenuation (avg):
73%
Flocculation:
Low
Optimum Temp:
15 - 30 °C
Starter:
No
Fermentation Temp:
-
Pitch Rate:
0.35 (M cells / ml / ° P) 93 B cells required
$ 5.99 Yeast Pitch Rate and Starter Calculator
Priming
CO2 Level: 2.35 Volumes
 
Target Water Profile
Balanced Profile II
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
150 10 80 150 160 220
Mash Chemistry and Brewing Water Calculator
Quick Water Requirements
Water Liters
Strike water volume at mash thickness of 3.1 L/kg 12.3
Mash volume with grains 14.9
Grain absorption losses -4
Remaining sparge water volume (equipment estimates 16.1 L) 15.4
Mash Lauter Tun losses -0.9
Volume increase from sugar/extract (early additions) 1.3
Pre boil volume (equipment estimates 24.9 L) 24.2
Boil off losses -5.7
Hops absorption losses (first wort, boil, aroma) -0.2
Post boil Volume 19
Going into fermentor 19
Total: 27.7  
Equipment Profile Used: System Default
 
Notes

Mk1 was too thick stuck sparge added an extra half pound of rice hulls.

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  • Public: Yup, Shared
  • Last Updated: 2026-08-24 21:08 UTC