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Dark Matter

Method: All Grain
Style: Specialty IPA: Black IPA
Boil Time: 60 min
Batch Size: 6 gallons (fermentor volume)
Pre Boil Size: 7.5 gallons
Post Boil Size: 6.5 gallons
Pre Boil Gravity: 1.046 (recipe based estimate)
Post Boil Gravity: 1.060 (recipe based estimate)
Efficiency: 65% (brew house)
Source: Hof
Calories: 197 calories (Per 12oz)
Carbs: 17.5 g (Per 12oz)

Created: Sunday September 8th 2019

Genus YouTube Black IPA

by Genus Brewing

OG: 1.070 FG: 1.018 ABV: 6.9% IBU: 71

Raven 2.0

by Back Porch Brewing Company

OG: 1.061 FG: 1.015 ABV: 6.1% IBU: 74

Genus cda

by Genus Brewing

OG: 1.070 FG: 1.017 ABV: 6.9% IBU: 80

Original Gravity:

1.060

Final Gravity:

1.011

ABV (standard):

6.4%

IBU (tinseth):

76.5

SRM (morey):

38.2

Mash pH

5.5

Cost $

18.82

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Brew Log History

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Carbs: {{ stats.carbs | number:1 }} g / 12oz

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Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
7 lb	United Kingdom - Golden Promise7 lb Golden Promise		37	3	46.1%
1 lb	American - Midnight Wheat Malt1 lb Midnight Wheat Malt - (late mash tun addition)		33	550	6.6%
1 lb	Rahr - White Wheat1 lb White Wheat	$ 1.61 / lb $ 1.61	39.1	3.35	6.6%
1 lb	Munich - Light 10L1 lb Munich - Light 10L		33	10	6.6%
0.20 lb	German - De-Husked Caraf II0.2 lb De-Husked Caraf II - (late mash tun addition)		32	418	1.3%
5 lb	Rahr - Pale 2-row5 lb Pale 2-row	$ 1.10 / lb $ 5.48	36.8	1.8	32.9%
15.20 lbs / $ 7.09

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
0.25 oz	Magnum0.25 oz Magnum Hops	$ 16.00 / lb $ 0.25	Pellet	15	Boil	60 min	12.27	3%
1 oz	Yakima Valley Hops - Comet1 oz Comet Hops	$ 1.00 / oz $ 1.00	Pellet	10.5	Boil	15 min	17.05	12.1%
1 oz	Galaxy1 oz Galaxy Hops	$ 1.87 / oz $ 1.87	Pellet	14	Boil	15 min	22.73	12.1%
1 oz	Galaxy1 oz Galaxy Hops	$ 1.87 / oz $ 1.87	Pellet	14	Boil	5 min	9.13	12.1%
1 oz	Yakima Valley Hops - Comet1 oz Comet Hops	$ 1.00 / oz $ 1.00	Pellet	10.5	Whirlpool	0 min	6.55	12.1%
1 oz	Galaxy1 oz Galaxy Hops	$ 1.87 / oz $ 1.87	Pellet	14	Whirlpool	0 min	8.74	12.1%
1 oz	Yakima Valley Hops - Comet1 oz Comet Hops	$ 1.00 / oz $ 1.00	Pellet	10.5	Dry Hop	10 days		12.1%
1 oz	Galaxy1 oz Galaxy Hops	$ 1.87 / oz $ 1.87	Pellet	14	Dry Hop	10 days		12.1%
1 oz	Yakima Valley Hops - Comet1 oz Comet Hops	$ 1.00 / oz $ 1.00	Pellet	10.5	Dry Hop	5 days		12.1%
8.25 oz / $ 11.73

Show Summary View

Amount	Variety	Cost	IBU	Bill %
0.25 oz	Magnum (Pellet)	$ 16.00 / lb $ 0.25	12.27	3%
4 oz	Yakima Valley Hops - Comet (Pellet) 3.9999999908503 oz Comet (Pellet) Hops	$ 1.00 / oz $ 4.00	23.6	48.4%
4 oz	Galaxy (Pellet)	$ 1.87 / oz $ 7.48	40.6	48.4%
8.25 oz / $ 11.73

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
9 gal	No sparge	Infusion	--	150 °F	60 min
Starting Mash Thickness: 1.5 qt/lb Starting Grain Temp: 80 °F

Other Ingredients

Amount	Name	Type	Use
3 g	Calcium Chloride (anhydrous)	Water Agt	Mash
4 g	Epsom Salt	Water Agt	Mash
5 g	Gypsum	Water Agt	Mash

Yeast

Imperial Yeast - A37 POG

Amount:	1 Each	Cost:
Attenuation (avg):	80%	Flocculation:	High
Optimum Temp:	85 - 100 °F	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 117 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.25 Volumes

Target Water Profile

Balanced Profile

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
80	5	25	75	80	100
Mash Chemistry and Brewing Water Calculator

Notes

Added roasted grains halfway (30 min) in mash - may end up being too roasty for a black IPA but we'll see.

Last Updated and Sharing

326

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Brews

Public: Yup, Shared
Last Updated: 2021-07-21 21:38 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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Dark Matter

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