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Duroc Oyster Extra Stout

191 calories
Method: All Grain
Style: Foreign Extra Stout
Boil Time: 60 min
Batch Size: 22 liters (fermentor volume)
Pre Boil Size: 30 liters
Pre Boil Gravity: 1.043 (recipe based estimate)
Efficiency: 65% (brew house)
Source: Mauricio
Calories: 191 calories (Per 355mL)
Share: <EMBED>
1.058
1.012
6.25%
30.84
34.38
n/a
 
Fermentables
Amount Fermentable PPG °L Bill %
4 kg United Kingdom - Maris Otter Pale4 kg Maris Otter Pale 38 3.75 61.5%
0.5 kg Belgian - Chocolate0.5 kg Chocolate 30 340 7.7%
0.5 kg Flaked Oats0.5 kg Flaked Oats 33 2.2 7.7%
0.5 kg German - Smoked Malt0.5 kg Smoked Malt 37 3 7.7%
0.25 kg German - Carafa III0.25 kg Carafa III 32 535 3.8%
0.25 kg German - Caramel Pils0.25 kg Caramel Pils 35 2.4 3.8%
0.25 kg German - CaraMunich III0.25 kg CaraMunich III 34 57 3.8%
0.25 kg German - Melanoidin0.25 kg Melanoidin 37 25 3.8%
6.5 kg Total      
 
Hops
Amount Variety Type AA Use Time IBU
20 g Target20 g Target Hops Pellet 9.8 Boil 60 min 24.13
20 g Fuggles20 g Fuggles Hops Pellet 4.5 Boil 20 min 6.71
 
Mash Guidelines
Amount Description Type Temp Time
22 LInfusion50 °C10 min
22 LGelatinificação da aveiaTemperature55 °C10 min
22 LBeta AmilaseTemperature64 °C60 min
22 LAlfa AmilaseTemperature70 °C30 min
22 LLavar com 22 litros a 80°CSparge78 °C10 min
Starting Mash Thickness: 3.5 L/kg
 
Other Ingredients
Amount Name Type Use Time
500 g Ostras inteiras Other Boil 15 min.
 
Yeast
Amount:
1
Attenuation (avg):
77%
Flocculation:
High
Optimum Temp:
14 - 21 °C
Starter:
No
Fermentation Temp:
18 °C
Pitch Rate:
0.75 (M cells / ml / ° P) 236 B cells required
Yeast Pitch Rate and Starter Calculator
Quick Water Requirements
Water Gallons  Quarts
Recipe is in Metric, but your profile specifies US units. Adjusted volumes to US units    
Total mash water needed 11.14 44.6  
Strike water volume at mash thickness of 1.7 qt/lb 6.09 24.4  
Remaining sparge water volume 5.05 20.2  
Grain absorption losses -3.58 -14.3  
Mash Lauter Tun dead space -0.25 -1  
Amount going into kettle 7.31 29.2  
Boil off losses -1.5 -6  
Hops absorption losses -0 -0  
Amount going into fermentor 5.81 23.2  
Total: 11.14 44.6
 
Notes
Usar 2 pacotes de Fermento Nottingahm Ale Yeast, 22 gramas.
Usar 1/2 kg de ostras com a casca escovada, mas inteiras. Preferencialmente frescas.


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Last Updated: 2016-11-01 11:28 UTC