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122 RIS 2025

Method: All Grain
Style: Russian Imperial Stout
Boil Time: 120 min
Batch Size: 50 liters (fermentor volume)
Pre Boil Size: 70 liters
Pre Boil Gravity: 1.092 (recipe based estimate)
Post Boil Gravity: 1.136 (recipe based estimate)
Efficiency: 50% (brew house)
Source: Ricardo Hahn
Hop Utilization: 98%
Calories: 427 calories (Per 330ml)
Carbs: 43.6 g (Per 330ml)

Created: Sunday January 12th 2025

Original Gravity:

1.136

Final Gravity:

1.035

ABV (standard):

13.3%

IBU (tinseth):

85.4

SRM (morey):

50.0

Mash pH

5.4

Cost $

765.60

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Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
30 kg	Agrária - Pilsner Malt30 kg Pilsner Malt	$ 9.70 / kg $ 291.00	37	2	69.4%
2 kg	Cane Sugar2 kg Cane Sugar - (late boil kettle addition)	$ 6.00 / kg $ 12.00	46	0	4.6%
2 kg	Flaked Oats2 kg Flaked Oats - (late mash tun addition)	$ 11.00 / kg $ 22.00	33	2.2	4.6%
2 kg	German - Melanoidin2 kg Melanoidin	$ 24.00 / kg $ 48.00	37	25	4.6%
2 kg	Weyermann - Pale Wheat2 kg Pale Wheat	$ 16.00 / kg $ 32.00	36	2	4.6%
1.20 kg	Castle Malting - Château Acid (Malta Acida)1.2 kg Château Acid (Malta Acida)	$ 28.00 / kg $ 33.60	34	4.1	2.8%
1 kg	German - Carafa III1 kg Carafa III - (late boil kettle addition)	$ 30.00 / kg $ 30.00	32	535	2.3%
1 kg	German - Carafa I1 kg Carafa I - (late boil kettle addition)	$ 30.00 / kg $ 30.00	32	340	2.3%
1 kg	Weyermann - Chocolate Rye1 kg Chocolate Rye - (late boil kettle addition)	$ 25.00 / kg $ 25.00	29.9	240	2.3%
1 kg	Weyermann - Special W1 kg Special W	$ 30.00 / kg $ 30.00	33.6	115	2.3%
43.20 kg / $ 553.60

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
50 g	Northern Brewer (7.8 AA)50 g Northern Brewer (7.8 AA) Hops	$ 280.00 / kg $ 14.00	Pellet	6.5	First Wort	120 min	13.26	12.5%
200 g	Northern Brewer (7.8 AA)200 g Northern Brewer (7.8 AA) Hops	$ 280.00 / kg $ 56.00	Pellet	6.5	Boil	60 min	44.21	50%
100 g	Northern Brewer (7.8 AA)100 g Northern Brewer (7.8 AA) Hops	$ 280.00 / kg $ 28.00	Pellet	6.5	Boil	40 min	19.4	25%
50 g	Northern Brewer (7.8 AA)50 g Northern Brewer (7.8 AA) Hops	$ 280.00 / kg $ 14.00	Pellet	6.5	Boil	30 min	8.49	12.5%
400 g / $ 112.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
400 g	Northern Brewer (7.8 AA) (Pellet)	$ 280.00 / kg $ 112.00	85.36	100%
400 g / $ 112.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
84.46 L	após 30min adicionar maltes torrads	Strike	68 °C	62 °C	60 min
	ao final adicionar chocolate e malte torrado com casca	Steeping	--	67 °C	15 min
	recirculação / mashout	Fly Sparge	--	78 °C	15 min
Starting Mash Thickness: 2.05 L/kg Starting Grain Temp: 25 °C

Other Ingredients

Amount	Name	Cost	Type	Use	Time
5 g	Fermaid K	$ 0.00 / g $ 0.00	Other	Boil	10 min.
2 g	Crush whilrfoc Tablet	$ 5.00 / each $ 10.00	Water Agt	Mash	10 min.
$ 10.00

Yeast

Lallemand - LALBREW® NOTTINGHAM HIGH PERFORMANCE ALE YEAST

Amount:	3 Each	Cost:	$ 30.00 / each $ 90.00
Attenuation (custom):	70%	Flocculation:	High
Optimum Temp:	10 - 22 °C	Starter:	Yes
Fermentation Temp:	17 °C	Pitch Rate:	1.25 (M cells / ml / ° P) 1962 B cells required

$ 90.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 0 Volumes

Target Water Profile

Balanced Profile

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
60	20	60	100	100	200
receita de 2022 Sulfato de Cálcio: CaSO4 2gr Sulfato de Magnésio: MgSO4 7gr Cloreto de Cálcio: CaCl2 7gr sais foram adicionados na agua da mostura (equivalente a uma receita) Depois + metade da receita em cada fervura Adicionar: Sulfato de Cálcio: CaSO4 2gr Sulfato de Magnésio: MgSO4 8gr Cloreto de Cálcio: CaCl2 7gr estats do estilo ca Calcio 50/75 60 Mg Magnesio 10/30 25 Cl Cloreto 50/150 60 SO4 sulfato 50/150 100 razão sulfato/cloreto = 1,7 (1,5 – 2,0 Amargo leve) Fermaid K 5gr whirfloc 2 pastilhas
Mash Chemistry and Brewing Water Calculator

Notes

Notas pós brassagem 07/2022
82 litros para mostura ( no máximo 85 para até 35kg de malte)
76 litros pré-boil densidade 1080
fervura intensa 90minutos
OG 1098 / 55 litros ( com 200gr lactose )

2024
pre boil 78 a 80l >> deverá ser por volta de 1100
Post boil previsto= 56 llitros 1125

BU/GU do estilo 0,667 a 0,78 --- media 0,72

OG 1125 com 85 IBU >> BU/GU = 0,69

Maltes torrados (carafa) adição após 30min de sacarificação
quando adicionar os maltes torrados, adicionar carbonato para correção de ph

cevada SÓ no mashout

Last Updated and Sharing

Views

Brews

Public: Yup, Shared
Last Updated: 2025-01-28 23:22 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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