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Atomic Dry Irish Stout

Method: All Grain
Style: Dry Stout
Boil Time: 90 min
Batch Size: 12 gallons (fermentor volume)
Pre Boil Size: 15 gallons
Post Boil Size: 12.25 gallons
Pre Boil Gravity: 1.036 (recipe based estimate)
Post Boil Gravity: 1.045 (recipe based estimate)
Efficiency: 80% (brew house)
Source: Atomic Hops Brewing
Hop Utilization: 93%
Calories: 148 calories (Per 12oz)
Carbs: 14.4 g (Per 12oz)

Created: Thursday November 10th 2022

Original Gravity:

1.045

Final Gravity:

1.010

ABV (standard):

4.5%

IBU (tinseth):

41.3

SRM (morey):

31.4

Mash pH

5.4

Cost $

74.94

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Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
13 lb	United Kingdom - Maris Otter Pale13 lb Maris Otter Pale	$ 2.49 / lb $ 32.37	38	3.75	69.3%
3.50 lb	Flaked Barley3.5 lb Flaked Barley	$ 1.99 / lb $ 6.97	32	2.2	18.7%
1.75 lb	United Kingdom - Roasted Barley1.75 lb Roasted Barley	$ 2.49 / lb $ 4.36	29	550	9.3%
0.50 lb	German - Acidulated Malt0.5 lb Acidulated Malt	$ 3.49 / lb $ 1.75	27	3.4	2.7%
18.75 lbs / $ 45.44

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
4 oz	East Kent Goldings4 oz East Kent Goldings Hops	$ 3.69 / oz $ 14.76	Pellet	5	Boil at 212 °F	60 min	33.26	80%
1 oz	Fuggles1 oz Fuggles Hops	$ 3.09 / oz $ 3.09	Pellet	4.5	Boil at 212 °F	90 min	8.01	20%
5 oz / $ 17.85

Show Summary View

Amount	Variety	Cost	IBU	Bill %
4 oz	East Kent Goldings (Pellet)	$ 3.69 / oz $ 14.76	33.26	80%
1 oz	Fuggles (Pellet)	$ 3.09 / oz $ 3.09	8.01	20%
5 oz / $ 17.85

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
15 gal	Mash In	Infusion	--	148 °F	90 min
	Mash Out	Infusion	148 °F	170 °F	10 min

Other Ingredients

Amount	Name	Cost	Type	Use	Time
1 each	Whirlfloc Tablet	$ 0.34 / each $ 0.34	Fining	Boil	15 min.
1 tsp	Yeast Nutrient	$ 0.32 / tsp $ 0.32	Water Agt	Mash	15 min.
$ 0.66

Yeast

Wyeast - Irish Ale 1084

Amount:	1 Each	Cost:	$ 10.99 / each $ 10.99
Attenuation (custom):	75%	Flocculation:	Medium
Optimum Temp:	62 - 72 °F	Starter:	Yes
Fermentation Temp:	68 °F	Pitch Rate:	1.0 (M cells / ml / ° P) 509 B cells required

$ 10.99 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 Amount: 12 Temp: 34 °F CO₂ Level: 1.65 Volumes

Target Water Profile

Las Vegas Valley Water District 2023

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
70	23	78	84	198	136
Mash Chemistry and Brewing Water Calculator

Notes

Yeast Starter:
Starter Size (L): 2 Ltrs.

DME Required: 8.5 oz, 239.7 g
Growth Rate: 1.4
Initial Cells Per Extract (B/g): 0.42
Ending Cell Count: 436 billion cells
Resulting Pitch Rate: 0.86M cells / mL / °P

Last Updated and Sharing

147

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Brews

Public: Yup, Shared
Last Updated: 2022-11-10 19:27 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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