Brew25: Oatmeal milk stout

 https://www.themadfermentationist.com/2014/12/coconut-vanilla-milk-stout-recipe.html

Recipe Specifics

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Batch Size (Gal): 0.5 

Total Grain (Lbs): 1.143

Max OG: 1.081

Anticipated OG: 1.056 

Anticipated SRM: 37.6

Anticipated IBU: 30.0

Brewhouse Efficiency: 70 %

Wort Boil Time: 65 Minutes

Grain/Sugar

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70.2% - 0.82 lbs. Maris Otter (Max PPG: 60.7)

14.0% - 0.16 lbs. Quaker Quick Oats (Max PPG: 10.2)

7% - 0.081 lbs. Crystal 55L (Max PPG: 5.51)

3.5% - 0.041 lbs. Crisp Roasted Barley (Max PPG: 2)

3.5% - 0.041 lbs. Weyermann Chocolate Wheat  (Max PPG: 2.2)

1.8% - 0.015 lbs. Nescafe classico 

Hops

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0.1 oz. German Tradition (Pellet 5.20% AA) @ 60 min.

Extras

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Whirfloc @ 15min

0.1 lbs. 20 minutes medium low skillet toasted Coconut @ Fermentor (Bagged coconut, tied up to stay submerged.)

1 tsp vanilla extract @ keg

0.023 lb Lactose @ Keg

Yeast

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Pliny clone yeast slurry (decanted wash) - 0.1lb

Water Profile

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Start with 1 gallon Brita filtered

SF Bay Area water + potassium metabisulfite (for chlorine removal) 2.59/1.564 mg/liter x 3.785 liters = 6.27 mg

Chalk Ca target=100ppm, SF ~15ppm  Need 85ppm 85/105 = 0.81 g added to mash

Total Water Needed  [?]: 0.89 Gallons, 3.35 Liters

Mash Water Needed [?]: 0.57 Gallons, 2.16 Liters

Sparge Water Needed [?]: 0.31 Gallons, 1.19 Liters

Strike Temperature  [?]: 160.2 F, 71 C

Mash Schedule

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Sacch Rest - 70 min  @ 152F

Notes

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Post sparge: 8.305 lb = ~0.81 Gallons

SG: 1.015@150F = ~1.05@68F for 0.5 Gallons

Collected 4.91lb wort

Weight with coconut bag: 5.15lb

Weight with yeast: 5.25lb

Pitched @72F

2/27 around 9am crash cooled in fridge for a couple hours

Collected just 64 oz of beer . Added ~1.6 oz water and 0.4 oz corn sugar and 0.37 oz lactose and 1 tsp vanilla extract