Vanilla Oatmeal Stout (aka 'Black Star', 'Event Horizon')

vanilla-oatmeal-stout

Brewer: Blake Skinner
Asst Brewer: 
Style: Oatmeal Stout
TYPE: All Grain
Taste: (30.0) 

Recipe Specifications
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Boil Size: 8.25 gal
Post Boil Volume: 7.12 gal
Batch Size (fermenter): 10.00 gal   
Bottling Volume: 9.25 gal
Estimated OG: 1.089 SG
Estimated Color: 37.4 SRM
Estimated IBU: 34.0 IBUs
Brewhouse Efficiency: 70.00 %
Est Mash Efficiency: 77.0 %
Boil Time: 60 Minutes

Ingredients:
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Amt                   Name                                     Type          #        %/IBU         
12.00 gal             Poland Spring (R)                        Water         1        -             
15 lbs                Pale Malt (2 Row) US (2.0 SRM)           Grain         2        48.5 %        
3 lbs                 Oats, Flaked (1.0 SRM)                   Grain         3        9.7 %         
1 lbs                 Black (Patent) Malt (500.0 SRM)          Grain         4        3.2 %         
1 lbs                 Chocolate Malt (350.0 SRM)               Grain         5        3.2 %         
1 lbs                 Roasted Barley (300.0 SRM)               Grain         6        3.2 %         
2.00 oz               Cluster [8.10 %] - Boil 60.0 min         Hop           7        23.6 IBUs     
2.00 oz               Goldings, East Kent [7.20 %] - Boil 15.0 Hop           8        10.4 IBUs     
2.0 pkg               Irish Ale Yeast (White Labs #WLP004)     Yeast         9        -             
9 lbs 14.4 oz         LME Pilsen Light (Briess) (2.3 SRM)      Extract       10       32.0 %          
6.0 items             Vanilla Bean (Costco)                    Other         11       -      


Mash Schedule: Single Infusion, Full Body, Batch Sparge
Total Grain Weight: 30 lbs 14.4 oz
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Name                  Description                                      Step Temperat Step Time     
Mash In               Add 29.00 qt of water at 170.8 F                 156.0 F       45 min        

Sparge: Batch sparge with 2 steps (0.11gal, 3.91gal) of 168.0 F water
Notes:
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Brewed in March 2014.

Initial attempt at a 10G batch size. 5G aged for 3 months, 5G aged for a year.