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#98

Method: All Grain
Style: Imperial Stout
Boil Time: 80 min
Batch Size: 4.6 gallons (ending kettle volume)
Pre Boil Size: 5.3 gallons
Pre Boil Gravity: 1.081 (recipe based estimate)
Efficiency: 80% (ending kettle)
Calories: 313 calories (Per 12oz)
Carbs: 30.9 g (Per 12oz)

Created: Wednesday November 25th 2020

"the dementor imperial stout"

by W&C

OG: 1.106 FG: 1.020 ABV: 11.3% IBU: 82

Mastodon

by Jon Meuzelaar

OG: 1.100 FG: 1.023 ABV: 10.1% IBU: 98

Original Gravity:

1.094

Final Gravity:

1.022

ABV (standard):

9.4%

IBU (tinseth):

94.0

SRM (mosher):

40.0

Mash pH

5.5

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
11.50 lb	United Kingdom - Maris Otter Pale11.5 lb Maris Otter Pale	38	3.75	80%
14 oz	American - Roasted Barley14 oz Roasted Barley	33	300	6.1%
12 oz	American - Chocolate12 oz Chocolate	29	350	5.2%
6 oz	Flaked Oats6 oz Flaked Oats	33	2.2	2.6%
6 oz	American - Caramel / Crystal 120L6 oz Caramel / Crystal 120L	33	120	2.6%
8 oz	Turbinado8 oz Turbinado	44	10	3.5%
230 oz / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
38 g	Barth-Haas - Pahto38 g Pahto Hops	Pellet	17.5	Boil	80 min	77.04	35.1%
21 g	Yakima Valley Hops - Cashmere21 g Cashmere Hops	Pellet	7	Boil	15 min	8.01	19.4%
21 g	Yakima Valley Hops - Comet21 g Comet Hops	Pellet	10.1	Boil	5 min	4.64	19.4%
1 oz	Barth-Haas - Cashmere1 oz Cashmere Hops	Pellet	7	Mash at 152 °F	70 min	4.34	26.2%
108.35 g / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
38 g	Barth-Haas - Pahto (Pellet) 38 g Pahto (Pellet) Hops	77.04	35.1%
1.74 g	Yakima Valley Hops - Cashmere (Pellet)	12.35	45.6%
21 g	Yakima Valley Hops - Comet (Pellet) 21 g Comet (Pellet) Hops	4.64	19.4%
108.35 g / $ 0.00

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
5 gal	Infusion	--	152 °F	75 min
1.25 gal	Sparge	--	168 °F	10 min
Starting Mash Thickness: 1.5 qt/lb

Other Ingredients

Amount	Name	Type	Use	Time
5 g	Chalk	Water Agt	Mash	1 hr.
3 g	Calcium Chloride (dihydrate)	Water Agt	Mash	1 hr.
2 g	Epsom Salt	Water Agt	Mash	1 hr.
4 g	Gypsum	Water Agt	Mash	1 hr.

Yeast

Fermentis - Safale - American Ale Yeast US-05

Amount:	2 Each	Cost:
Attenuation (custom):	74%	Flocculation:	Medium
Optimum Temp:	54 - 77 °F	Starter:	Yes
Fermentation Temp:	66 °F	Pitch Rate:	0.35 (M cells / ml / ° P) 137 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 CO₂ Level: 2.25 Volumes

Target Water Profile

RO Water

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
0	0	0	0	0	0
Mash Chemistry and Brewing Water Calculator

Notes

Added ~10 oz of maltodextrin post ferment
Final ABV ~ 9%

Last Updated and Sharing

315

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Brews

Public: Yup, Shared
Last Updated: 2022-01-05 05:39 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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