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Obsidian Stout

Method: All Grain
Style: American Stout
Boil Time: 90 min
Batch Size: 3.5 gallons (fermentor volume)
Pre Boil Size: 5.83 gallons
Post Boil Size: 3.96 gallons
Pre Boil Gravity: 1.049 (recipe based estimate)
Post Boil Gravity: 1.072 (recipe based estimate)
Efficiency: 65% (brew house)
Hop Utilization: 99%
Calories: 339 calories (Per 500ml)
Carbs: 38 g (Per 500ml)

Created: Monday October 26th 2020

Original Gravity:

1.072

Final Gravity:

1.021

ABV (alternate):

7.0%

IBU (tinseth):

100.3

SRM (morey):

50.0

Mash pH

5.7

Cost $

n/a

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Brew Log History

Target 70°F
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Carbs: {{ stats.carbs | number:1 }} g / 500ml

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Device Filter
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Fermentables

Amount	Fermentable	PPG	°L	Bill %
8 lb	Briess - Brewers Malt 2-Row8 lb Brewers Malt 2-Row	37	1.8	73.3%
0.95 lb	United Kingdom - Black Patent0.95 lb Black Patent	27	525	8.7%
0.70 lb	Rahr - Kilned Caramel 80L0.7 lb Kilned Caramel 80L	27.6	80	6.4%
0.40 lb	Dark Munich0.4 lb Dark Munich	36	10	3.7%
0.40 lb	Briess - Wheat Malt, White0.4 lb Wheat Malt, White	39.1	2.5	3.7%
0.40 lb	American - Carapils (Dextrine Malt)0.4 lb Carapils (Dextrine Malt)	33	1.8	3.7%
0.06 lb	American - Roasted Barley0.06 lb Roasted Barley	33	300	0.5%
10.91 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
1 oz	Galena (13 AA)1 oz Galena (13 AA) Hops	Pellet	13	Boil	90 min	75.62	33.3%
1 oz	Willamette1 oz Willamette Hops	Pellet	4.5	Boil	30 min	18.81	33.3%
1 oz	BSG - German Northern Brewer1 oz German Northern Brewer Hops	Pellet	5.4	Boil	5 min	5.85	33.3%
3 oz / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
1 oz	Galena (13 AA) (Pellet)	75.62	33.3%
1 oz	Willamette (Pellet)	18.81	33.3%
1 oz	BSG - German Northern Brewer (Pellet)	5.85	33.3%
3 oz / $ 0.00

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
4.09 gal	Strike	164 °F	152 °F	60 min
2.9 gal	Batch Sparge	152 °F	180 °F	10 min
Starting Mash Thickness: 1.5 qt/lb Starting Grain Temp: 60 °F

Yeast

Wyeast - London ESB Ale 1968

Amount:	1 Each	Cost:
Attenuation (avg):	69%	Flocculation:	Very High
Optimum Temp:	64 - 72 °F	Starter:	No
Fermentation Temp:	70 °F	Pitch Rate:	0.75 (M cells / ml / ° P) 174 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 Amount: 9.02 psi Temp: 40 °F CO₂ Level: 2.2 Volumes

Target Water Profile

London (Porter, dark ales)

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
62	36	5	11	17	281
Mash Chemistry and Brewing Water Calculator

Last Updated and Sharing

287

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Brews

Public: Yup, Shared
Last Updated: 2020-10-26 16:24 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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Obsidian Stout

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