Hillsdator 2025

Method: All Grain
Style: Doppelbock
Boil Time: 60 min
Batch Size: 5 gallons (fermentor volume)
Pre Boil Size: 7.5 gallons
Post Boil Size: 5.5 gallons
Pre Boil Gravity: 1.066 (recipe based estimate)
Post Boil Gravity: 1.090 (recipe based estimate)
Efficiency: 64% (brew house)
Source: C Hamilton
Calories: 297 calories (Per 12oz)
Carbs: 25.8 g (Per 12oz)

Created: Wednesday February 5th 2025

Original Gravity:

1.090

Final Gravity:

1.016

ABV (alternate):

10.5%

IBU (tinseth):

26.1

SRM (morey):

15.6

Mash pH

5.3

Cost $

n/a

Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
11.20 lb	Weyermann - Munich Type I11.2 lb Munich Type I	$ 0.00 / lb $ 0.00	38	6	59.7%
6 lb	Weyermann - Barke Pilsner Malt6 lb Barke Pilsner Malt	$ 0.00 / lb $ 0.00	37.03	1.75	32%
1 lb	Weyermann - Caramunich Type 11 lb Caramunich Type 1	$ 0.00 / lb $ 0.00	33.5	35	5.3%
8 oz	Weyermann - Melanoidin8 oz Melanoidin	$ 0.00 / lb $ 0.00	34.5	27	2.7%
1 oz	Weyermann - Carafa Special Type II1 oz Carafa Special Type II	$ 0.00 / lb $ 0.00	29.9	425	0.3%
18.76 lbs / $ 0.00

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
2 oz	Hallertau Mittelfruh2 oz Hallertau Mittelfruh Hops	$ 0.00 / oz $ 0.00	Pellet	4	Boil	10 min	9.57	80%
0.50 oz	Columbus0.5 oz Columbus Hops		Pellet	10	Boil	60 min	16.5	20%
2.50 oz / $ 0.00

Show Summary View

Amount	Variety	Cost	IBU	Bill %
2 oz	Hallertau Mittelfruh (Pellet)	$ 0.00 / oz $ 0.00	9.57	80%
0.50 oz	Columbus (Pellet)		16.5	20%
2.50 oz / $ 0.00

Other Ingredients

Amount	Name	Cost	Type	Use	Time
1.50 g	Calcium Chloride (dihydrate)	$ 0.00 / oz $ 0.00	Water Agt	Mash	1 hr.
1.50 g	Gypsum	$ 0.00 / oz $ 0.00	Water Agt	Mash	1 hr.
5 ml	Lactic acid	$ 0.00 / oz $ 0.00	Water Agt	Mash	1 hr.

Yeast

CellarScience - German

Amount:	1 Liters	Cost:
Attenuation (custom):	80%	Flocculation:	High
Optimum Temp:	54 - 62 °F	Starter:	No
Fermentation Temp:	-	Pitch Rate:	0.35 (M cells / ml / ° P) 143 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 2.44 Volumes

Target Water Profile

Munich (Dark Lager)

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
30	0	4	14	16	0
Mash Chemistry and Brewing Water Calculator

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
5.6 gal	Strike	161 °F	147 °F	30 min
	Decoction	147 °F	212 °F	20 min
4.4 gal	Sparge	172 °F	170 °F	15 min
Starting Mash Thickness: 1.2 qt/lb Starting Grain Temp: 65 °F

Quick Water Requirements

Water	Gallons	Quarts
Strike water volume at mash thickness of 1.2 qt/lb	5.63	22.5
Mash volume with grains	7.13	28.5
Grain absorption losses	-2.35	-9.4
Remaining sparge water volume (equipment estimates 3.56 g \| 14.2 qt)	4.47	17.9
Mash Lauter Tun losses	-0.25	-1
Pre boil volume (equipment estimates 6.59 g \| 26.4 qt)	7.5	30
Boil off losses	-1.5	-6
Hops absorption losses (first wort, boil, aroma)	-0.09	-0.4
Post boil Volume (equipment estimates 5 g \| 20 qt)	5.5	22
WARNING: Exceeded batch size - reduce boil size
Going into fermentor (equipment estimates 5.5 g \| 22 qt)	5	20
Total:	10.1	40.4
Equipment Profile Used:	System Default

Notes

Decoction for about 30 minutes with constant stirring in a 5 gallon kettle.

Pitching on a yeast cake from a West Coast Pilsner.

Last Updated and Sharing

Views

Brews

Public: Yup, Shared
Last Updated: 2025-02-07 16:15 UTC

Brewer's Friend

Hillsdator 2025