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Rock Roast

Method: All Grain
Style: Oatmeal Stout
Boil Time: 60 min
Batch Size: 6 gallons (fermentor volume)
Pre Boil Size: 7.29 gallons
Post Boil Size: 6.69 gallons
Pre Boil Gravity: 1.072 (recipe based estimate)
Post Boil Gravity: 1.078 (recipe based estimate)
Efficiency: 70% (brew house)
Calories: 261 calories (Per 12oz)
Carbs: 29.4 g (Per 12oz)

Created: Monday June 5th 2023

Oatty McStouterson

by Lil' Wheaty's

OG: 1.064 FG: 1.016 ABV: 6.6% IBU: 27

Original Gravity:

1.078

Final Gravity:

1.023

ABV (standard):

7.2%

IBU (tinseth):

27.9

SRM (morey):

36.6

Mash pH

5.5

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
15 lb	Muntons - Maris Otter15 lb Maris Otter	38	2.3	81.1%
2 lb	United Kingdom - Oat Malt2 lb Oat Malt	28	2	10.8%
0.80 lb	United Kingdom - Roasted Barley0.8 lb Roasted Barley	29	550	4.3%
0.30 lb	United Kingdom - Pale Chocolate0.3 lb Pale Chocolate	33	207	1.6%
0.40 lb	German - Chocolate Rye0.4 lb Chocolate Rye	31	240	2.2%
18.50 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
1.75 oz	Fuggles1.75 oz Fuggles Hops	Pellet	4.5	Boil	60 min	20.49	63.6%
0.50 oz	Fuggles0.5 oz Fuggles Hops	Pellet	4.5	Boil	30 min	4.5	18.2%
0.50 oz	Fuggles0.5 oz Fuggles Hops	Pellet	4.5	Boil	15 min	2.9	18.2%
2.75 oz / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
2.75 oz	Fuggles (Pellet)		27.89	100%
2.75 oz / $ 0.00

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
6.5 gal	Strike	163 °F	152 °F	60 min
2.98 gal	Sparge	168 °F	168 °F	15 min
Starting Mash Thickness: 1.6 qt/lb Starting Grain Temp: 65 °F

Other Ingredients

Amount	Name	Type	Use	Time
2 g	Calcium Chloride (anhydrous)	Water Agt	Mash	1 hr.
2.50 g	Gypsum	Water Agt	Mash	1 hr.
5 ml	Lactic acid	Water Agt	Mash	1 hr.

Yeast

Wyeast - Northwest Ale 1332

Amount:	1 Each	Cost:
Attenuation (avg):	69%	Flocculation:	High
Optimum Temp:	65 - 75 °F	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 150 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.2 Volumes

Target Water Profile

Light colored and malty

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
60	5	10	95	55	0
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

219

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Brews

Public: Yup, Shared
Last Updated: 2024-08-19 00:06 UTC

Recipe costs can be adjusted by changing the batch size. They won't be saved but will give you an idea of costs if your final yield was different.

Cost for

Gallons

Cost by

Final Yield

	Cost $	Cost %
Fermentables	$
Steeping Grains (Extract Only)	$
Hops	$
Yeast	$
Other	$
Cost Per Barrel	$ 0.00
Cost Per Pint	$ 0.00
Total Cost	$ 0.00

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