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Don Rafa

Method: All Grain
Style: Imperial Stout
Boil Time: 90 min
Batch Size: 45 liters (fermentor volume)
Pre Boil Size: 63.12 liters
Post Boil Size: 52.12 liters
Pre Boil Gravity: 1.077 (recipe based estimate)
Post Boil Gravity: 1.093 (recipe based estimate)
Efficiency: 74% (brew house)
Source: Alejandro H
Hop Utilization: 79%
Calories: 309 calories (Per 355ml)
Carbs: 28.5 g (Per 355ml)

Created: Friday November 21st 2025

Parranda Imperial Stout

by caribbeanbrewing

OG: 1.091 FG: 1.021 ABV: 9.1% IBU: 40

Original Gravity:

1.093

Final Gravity:

1.019

ABV (standard):

9.8%

IBU (tinseth):

48.9

SRM (morey):

50.0

Mash pH

n/a

Cost $

1,089.02

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Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
12.40 kg	Muntons - Maris Otter12.4 kg Maris Otter	$ 61.77 / kg $ 765.95	38	2.3	66%
1.90 kg	Weyermann - Munich Type II (Dark)1.9 kg Munich Type II (Dark)		37	10	10.1%
1.10 kg	Weyermann - CaraBohemian1.1 kg CaraBohemian		35	76	5.9%
1.10 kg	Briess - Chocolate1.1 kg Chocolate	$ 0.08 / g $ 90.20	25	350	5.9%
0.95 kg	Weyermann - Roasted Barley0.95 kg Roasted Barley	$ 0.08 / g $ 76.00	29.9	432	5.1%
0.57 kg	Weyermann - Carafa Special Type II0.57 kg Carafa Special Type II		29.9	425	3%
0.76 kg	Flaked Oats0.76 kg Flaked Oats	$ 0.03 / g $ 22.80	33	2.2	4%
18.78 kg / $ 954.95

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
65 g	Yakima Chief Hops - Columbus65 g Columbus Hops	$ 1.22 / g $ 79.30	Pellet	15.8	Boil	60 min	35.95	52%
35 g	Bravo35 g Bravo Hops	$ 0.71 / g $ 24.85	Pellet	14.7	Boil	15 min	8.94	28%
25 g	Yakima Chief Hops - El Dorado25 g El Dorado Hops	$ 1.10 / g $ 27.59	Pellet	14.6	Whirlpool	0 min	4.06	20%
125 g / $ 131.74

Show Summary View

Amount	Variety	Cost	IBU	Bill %
65 g	Yakima Chief Hops - Columbus (Pellet) 65 g Columbus (Pellet) Hops	$ 1.22 / g $ 79.30	35.95	52%
35 g	Bravo (Pellet) 35 g Bravo (Pellet) Hops	$ 0.71 / g $ 24.85	8.94	28%
25 g	Yakima Chief Hops - El Dorado (Pellet) 25 g El Dorado (Pellet) Hops	$ 1.10 / g $ 27.59	4.06	20%
125 g / $ 131.74

Other Ingredients

Amount	Name	Cost	Type	Use	Time
1 g	Whirlfloc	$ 2.07 / g $ 2.07	Fining	Mash	0 min.
0.15 g	Yeast Nutrient	$ 1.74 / g $ 0.26	Fining	Mash	0 min.
$ 2.33

Yeast

Mangrove Jack - New World Strong Ale M42

Amount:	250 Milliliters	Cost:
Attenuation (avg):	79.5%	Flocculation:	High
Optimum Temp:	16 - 22 °C	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 350 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.75 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: 2025-11-21 01:22 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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