Grandpa's GC Stout Mk2 Beer Recipe | All Grain Irish Stout | Brewer's Friend
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Grandpa's GC Stout Mk2

145 calories 16.5 g 330 ml
Beer Stats
Method: All Grain
Style: Irish Stout
Boil Time: 75 min
Batch Size: 23 liters (fermentor volume)
Pre Boil Size: 26.5 liters
Pre Boil Gravity: 1.041 (recipe based estimate)
Efficiency: 84% (brew house)
Source: Greg modded from Eric's Brew Page
Calories: 145 calories (Per 330ml)
Carbs: 16.5 g (Per 330ml)
Created: Friday May 26th 2017
1.047
1.014
4.4%
29.6
30.8
n/a
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
3.13 kg United Kingdom - Maris Otter Pale3.128 kg Maris Otter Pale 38 3.75 74%
350 g Flaked Barley350 g Flaked Barley 32 2.2 8.3%
390 g United Kingdom - Roasted Barley390 g Roasted Barley 29 550 9.2%
360 g German - Carapils360 g Carapils 35 1.3 8.5%
4,228 g / 0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
22 g Northern Brewer22 g Northern Brewer Hops Pellet 7.8 Boil 60 min 20.58 59.5%
15 g East Kent Goldings15 g East Kent Goldings Hops Pellet 5 Boil 60 min 8.99 40.5%
37 g / 0.00
 
Mash Guidelines
Amount Description Type Start Temp Target Temp Time
15 L Infusion -- 68 °C 60 min
15 L Mashout Infusion -- 75 °C 10 min
15.75 L Sparge -- 68 °C --
Starting Mash Thickness: 4.26 L/kg
 
Other Ingredients
Amount Name Cost Type Use Time
1,000 ml Soured Guinness Flavor Boil 10 min.
 
Yeast
White Labs - Irish Ale Yeast WLP004
Amount:
1 Each
Cost:
Attenuation (avg):
71.5%
Flocculation:
Med-High
Optimum Temp:
18 - 20 °C
Starter:
Yes
Fermentation Temp:
18 °C
Pitch Rate:
0.75 (M cells / ml / ° P) 201 B cells required
0.00 Yeast Pitch Rate and Starter Calculator
Priming
Method: Glucose Drops       Amount: 5g per bottle      
 
Target Water Profile
Dublin (Dry Stout)
Ca+2 Mg+2 Na+ Cl- SO4-2 HCO3-
110 4 12 19 53 280
Water Adjustment as calculated by Bru'n Water.
Melbourne (Aus) water base
Mash Chemistry and Brewing Water Calculator
 
Notes

Modified from first attempt (which was terrific!) to reduce bittering hops somewhat; some tasters felt it was a little over-bitter on the after palate.

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  • Public: Yup, Shared
  • Last Updated: 2017-05-28 01:38 UTC
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