Kolsch

Method: All Grain
Style: Kölsch
Boil Time: 60 min
Batch Size: 8 gallons (fermentor volume)
Pre Boil Size: 9 gallons
Pre Boil Gravity: 1.044 (recipe based estimate)
Post Boil Gravity: 1.050 (recipe based estimate)
Efficiency: 70% (brew house)
Source: Macorix Perera / Alejandro Perez
Calories: 165 calories (Per 12oz)
Carbs: 16.7 g (Per 12oz)

Created: Friday March 9th 2018

Original Gravity:

1.050

Final Gravity:

1.012

ABV (standard):

5.0%

IBU (tinseth):

23.3

SRM (morey):

3.5

Mash pH

5.6

Cost $

n/a

Fermentables

Amount	Fermentable	PPG	°L	Bill %
12 lb	German - Pilsner12 lb Pilsner	38	1.6	80%
1.50 lb	German - Wheat Malt1.5 lb Wheat Malt	37	2	10%
1.50 lb	German - Vienna1.5 lb Vienna	37	4	10%
15 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
2 oz	Tettnanger2 oz Tettnanger Hops	Pellet	2.2	Boil	60 min	11.02	50%
1 oz	Crystal1 oz Crystal Hops	Pellet	4.3	Whirlpool	10 min	4.03	25%
1 oz	Crystal1 oz Crystal Hops	Pellet	4.3	Boil	30 min	8.28	25%
4 oz / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
2 oz	Tettnanger (Pellet)	11.02	50%
2 oz	Crystal (Pellet)	12.31	50%
4 oz / $ 0.00

Other Ingredients

Amount	Name	Type	Use	Time
1.50 each	whirfloc tablet	Fining	Boil	15 min.
1 tsp	Yeast Nutrient	Other	Boil	15 min.
5 g	Calcium Chloride (dihydrate)	Water Agt	Mash	1 hr.
6 g	Gypsum	Water Agt	Mash	1 hr.
8 ml	Lactic acid	Water Agt	Mash	1 hr.

Yeast

Omega Yeast Labs - Kolsch II OYL-044

Amount:	1 Each	Cost:
Attenuation (custom):	75%	Flocculation:	Medium
Optimum Temp:	65 - 69 °F	Starter:	Yes
Fermentation Temp:	65 °F	Pitch Rate:	0.75 (M cells / ml / ° P) 281 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 Amount: 12.27 psi Temp: 40 °F CO₂ Level: 2.5 Volumes

Target Water Profile

Light colored and hoppy

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
75	5	10	75	75	0
additions: 6 gr CaSO4 Gypsum 5 gr CaCl2 Calcium Chloride
Mash Chemistry and Brewing Water Calculator

Mash Guidelines

Amount	Type	Start Temp	Target Temp	Time
7 gal	Strike	164 °F	152 °F	60 min
7 gal	Sparge	--	168 °F	15 min
Starting Mash Thickness: 1.5 qt/lb Starting Grain Temp: 70 °F

Quick Water Requirements

Water	Gallons	Quarts
Strike water volume at mash thickness of 1.5 qt/lb	5.63	22.5
Mash volume with grains	6.83	27.3
Grain absorption losses	-1.88	-7.5
Remaining sparge water volume (equipment estimates 6.15 g \| 24.6 qt)	5.5	22
Mash Lauter Tun losses	-0.25	-1
Pre boil volume (equipment estimates 9.65 g \| 38.6 qt)	9	36
Boil off losses	-1.5	-6
Hops absorption losses (first wort, boil, aroma)	-0.11	-0.5
Post boil Volume	8.04	32.2
Hops absorption losses (whirlpool, hop stand)	-0.04	-0.2
Going into fermentor	8	32
Total:	11.13	44.5
Equipment Profile Used:	System Default

Batch Performance

Efficiency:

Conversion Efficiency N/A

Pre-Boil: 84% 31.7 ppg

Ending Kettle: 69% 26 ppg

Brew House: 64% 24.3 ppg

Wort Volume:

7 Gallons

Expected 8 Gallons of fermentable wort.
Adjust your equipment profile and calibrate your equipment to dial this in.
Expected OG: 1.050
Actual OG: 1.052

Alcohol and Attenuation:

ABV: 5.12%

Apparent Attenuation: 75%
Actual FG: 1.013
Calories per 12oz 165 calories
Carbohydrates per 12oz 16.7 g

Amount Packaged:

Pending - N/A

Requires Packaged log entry with a volume reading.

Latest Brew Log

Date	Days	Event	Gravity	Volume	Updated
8/31/2019 4:20 PM over 5 years ago	+0	Boil Complete	1.052	7.5 Gallons	7/27/2020 4:58 PM over 4 years ago
8/31/2019 4:25 PM over 5 years ago	+0	Brew Day Complete	1.052	7 Gallons	10/19/2019 4:33 PM over 5 years ago
8/31/2019 4:28 PM over 5 years ago	+0	Pre-Boil Gravity	1.056	8.5 Gallons	10/19/2019 4:32 PM over 5 years ago
10/19/2019 4:33 PM over 5 years ago	+49	Fermentation Complete	1.013	7 Gallons	10/19/2019 4:34 PM over 5 years ago

Notes

5.1 Oz DME for a 1.4 liter yeast starter

8 to 10 days fermenting at 65 F
3 days in Diacetyl rest at 70 F
30 days in cold crash rest at 32 F

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Last Updated: 2021-05-11 23:41 UTC

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Kolsch