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Platte River Imperial Stout

Method: All Grain
Style: Dry Stout
Boil Time: 60 min
Batch Size: 5.5 gallons (fermentor volume)
Pre Boil Size: 3 gallons
Pre Boil Gravity: 1.142 (recipe based estimate)
Post Boil Gravity: 1.078 (recipe based estimate)
Efficiency: 70% (brew house)
Calories: 259 calories (Per 12oz)
Carbs: 26.3 g (Per 12oz)

Created: Saturday November 29th 2025

Original Gravity:

1.078

Final Gravity:

1.019

ABV (standard):

7.7%

IBU (tinseth):

49.0

SRM (morey):

50.0

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
14 lb	American - Pale 2-Row - Toasted14 lb Pale 2-Row - Toasted	33	30	77.8%
1 lb	Bairds - English Carastan Malt1 lb English Carastan Malt	35.4	35	5.6%
0.75 lb	American - Caramel / Crystal 120L0.75 lb Caramel / Crystal 120L	33	120	4.2%
0.75 lb	Briess - Organic Chocolate Malt0.75 lb Organic Chocolate Malt	33.6	350	4.2%
0.75 lb	American - Roasted Barley0.75 lb Roasted Barley	33	300	4.2%
0.25 lb	Briess - Carabrown Malt0.25 lb Carabrown Malt	36.3	55	1.4%
0.50 lb	Holland & Barrett - Organic Flaked Barley0.5 lb Organic Flaked Barley	28	2.52	2.8%
18 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
5 oz	Cluster5 oz Cluster Hops	Leaf/Whole	7	Boil	60 min	47.91	83.3%
0.50 oz	Northern Brewer0.5 oz Northern Brewer Hops	Leaf/Whole	8	Boil	2 min	0.46	8.3%
0.50 oz	Centennial0.5 oz Centennial Hops	Leaf/Whole	10	Boil	2 min	0.58	8.3%
6 oz / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
5 oz	Cluster (Leaf/Whole)	47.91	83.3%
0.50 oz	Northern Brewer (Leaf/Whole)	0.46	8.3%
0.50 oz	Centennial (Leaf/Whole)	0.58	8.3%
6 oz / $ 0.00

Yeast

Wyeast - American Ale 1056

Amount:	1 Each	Cost:
Attenuation (avg):	75%	Flocculation:	Med-Low
Optimum Temp:	60 - 72 °F	Starter:	No
Fermentation Temp:	72 °F	Pitch Rate:	0.35 (M cells / ml / ° P) 138 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 1.65 Volumes

Target Water Profile

Balanced Profile

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

Last Updated and Sharing

Views

Brews

Public: Yup, Shared
Last Updated: 2025-11-29 01:27 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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