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Rotbier (non smoked)

Method: All Grain
Style: No Profile Selected
Boil Time: 60 min
Batch Size: 27 gallons (fermentor volume)
Pre Boil Size: 28.84 gallons
Post Boil Size: 27 gallons
Pre Boil Gravity: 1.045 (recipe based estimate)
Post Boil Gravity: 1.048 (recipe based estimate)
Efficiency: 72% (brew house)
Source: Matt
Calories: 156 calories (Per 12oz)
Carbs: 13.4 g (Per 12oz)

Created: Friday January 9th 2026

Rotbier

by Sully574

OG: 1.052 FG: 1.014 ABV: 4.9% IBU: 25

Original Gravity:

1.048

Final Gravity:

1.008

ABV (standard):

5.3%

IBU (tinseth):

26.8

SRM (morey):

15.4

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
15 lb	Weyermann - CaraRed15 lb CaraRed	35	19.3	29.4%
10 lb	Weyermann - Pilsner10 lb Pilsner	36	1.5	19.6%
16 lb	Weyermann - Vienna Malt16 lb Vienna Malt	37	3.5	31.4%
10 lb	Weyermann - Caramunich Type 210 lb Caramunich Type 2	34	45	19.6%
51 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
3 oz	Perle3 oz Perle Hops	Pellet	5.4	Boil	60 min	11.89	32.1%
2 oz	Perle2 oz Perle Hops	Pellet	5.4	Boil	50 min	7.54	21.4%
4 oz	Hallertau Mittelfruh4 oz Hallertau Mittelfruh Hops	Pellet	4	Boil	10 min	4.26	42.8%
10 g	Magnum10 g Magnum Hops	Pellet	12.1	Boil	60 min	3.13	3.8%
9.35 oz / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
5 oz	Perle (Pellet) 4.9999999885628 oz Perle (Pellet) Hops	19.43	53.5%
4 oz	Hallertau Mittelfruh (Pellet)	4.26	42.8%
10 g	Magnum (Pellet) 10 g Magnum (Pellet) Hops	3.13	3.8%
9.35 oz / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
20 gal	Beta Rest	Strike	144 °F	144 °F	30 min
	Alpha rest	Temperature	144 °F	154 °F	30 min
	mash out	Temperature	154 °F	168 °F	2 min
17 gal	Sparge	Sparge	168 °F	168 °F	30 min
Starting Mash Thickness: 1.3 qt/lb Starting Grain Temp: 85 °F

Other Ingredients

Amount	Name	Cost	Type	Use	Time
1 tsp	Yeast Nutrient		Water Agt	Boil	15 min.
1 tsp	Whirfloc		Water Agt	Boil	15 min.

Yeast

Fermentis - Saflager - German Lager Yeast W-34/70

Amount:	1 Each	Cost:
Attenuation (avg):	83%	Flocculation:	High
Optimum Temp:	48 - 72 °F	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 426 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.65 Volumes

Target Water Profile

Balanced Profile

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
77	17	4	37	18	70
Mash Chemistry and Brewing Water Calculator

Notes

Wanted to use Tettnager and Taurus for the hop additions but could not find them. Used Perle and Hal Mittelfruh as replacements.

Recipe Photos

Last Updated and Sharing

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Brews

Public: Yup, Shared
Last Updated: 2026-02-07 16:21 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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