Kol schet Bro! V2 3G

Method: BIAB
Style: Kölsch
Boil Time: 60 min
Batch Size: 3 gallons (fermentor volume)
Pre Boil Size: 3.5 gallons
Post Boil Size: 3 gallons
Pre Boil Gravity: 1.044 (recipe based estimate)
Post Boil Gravity: 1.051 (recipe based estimate)
Efficiency: 80% (brew house)
Source: GuzBrew
Hop Utilization: 82%
Calories: 167 calories (Per 12oz)
Carbs: 15.3 g (Per 12oz)

Created: Wednesday April 1st 2020

Original Gravity:

1.051

Final Gravity:

1.010

ABV (standard):

5.4%

IBU (tinseth):

29.3

SRM (morey):

4.1

Mash pH

5.4

Cost $

6.77

Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
4 lb	Gambrinus - Pilsner Malt4 lb Pilsner Malt	$ 1.02 / lb $ 4.08	37.3	1.5	78%
1 lb	Weyermann - Vienna Malt1 lb Vienna Malt	$ 1.20 / lb $ 1.20	37	3.5	19.5%
2 oz	Bestmalz - BEST Melanoidin2 oz BEST Melanoidin	$ 1.75 / lb $ 0.22	34.5	27	2.4%
5.12 lbs / $ 5.50

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
0.25 oz	Yakima Valley Hops - NZ Nelson Sauvin0.25 oz NZ Nelson Sauvin Hops	$ 1.05 / oz $ 0.26	Pellet	12	Boil	60 min	16.51	25%
0.25 oz	Yakima Valley Hops - NZ Nelson Sauvin0.25 oz NZ Nelson Sauvin Hops	$ 1.05 / oz $ 0.26	Pellet	12	Boil	20 min	10	25%
0.50 oz	Yakima Valley Hops - NZ Nelson Sauvin0.5 oz NZ Nelson Sauvin Hops	$ 1.05 / oz $ 0.53	Pellet	12	Boil	2 min	2.79	50%
1 oz / $ 1.05

Show Summary View

Amount	Variety	Cost	IBU	Bill %
1 oz	Yakima Valley Hops - NZ Nelson Sauvin (Pellet)	$ 1.05 / oz $ 1.05	29.3	100%
1 oz / $ 1.05

Other Ingredients

Amount	Name	Cost	Type	Use	Time
2 g	Calcium Chloride (anhydrous)	$ 5.00 / lb $ 0.02	Water Agt	Mash	1 hr.
4 g	Gypsum	$ 4.00 / lb $ 0.04	Water Agt	Mash	1 hr.
1 g	Epsom Salt	$ 0.70 / oz $ 0.02	Water Agt	Mash	1 hr.
0.50 each	Whirlfloc	$ 0.20 / each $ 0.10	Water Agt	Boil	10 min.
1 ml	Lactic acid	$ 1.25 / oz $ 0.04	Water Agt	Mash	1 hr.
$ 0.22

Yeast

Imperial Yeast - G03 Dieter

Amount:	1 Each	Cost:
Attenuation (custom):	80%	Flocculation:	Medium
Optimum Temp:	60 - 69 °F	Starter:	Yes
Fermentation Temp:	60 °F	Pitch Rate:	0.75 (M cells / ml / ° P) 108 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 Amount: 16.06 psi Temp: 45 °F CO₂ Level: 2.6 Volumes

Target Water Profile

Pilsen (Light Lager)

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
104	15	52	109	86	152
Mash Chemistry and Brewing Water Calculator

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
4 gal	Beta Rest	Temperature	148 °F	145 °F	30 min
	Alpha Rest	Temperature	145 °F	160 °F	30 min
	Mash Out	Temperature	160 °F	175 °F	10 min

Quick Water Requirements

Water	Gallons	Quarts
Strike water volume (equipment estimates 5.43 g \| 21.7 qt)	4.39	17.6
Mash volume with grains (equipment estimates 5.84 g \| 23.4 qt)	4.8	19.2
Grain absorption losses	-0.64	-2.6
Mash Lauter Tun losses	-0.25	-1
Pre boil volume (equipment estimates 4.54 g \| 18.2 qt)	3.5	14
Boil off losses	-1.5	-6
Hops absorption losses (first wort, boil, aroma)	-0.04	-0.2
Post boil Volume	3	12
Volume into fermentor	3	12
Total:	4.39	17.6
Equipment Profile Used:	System Default

Batch Performance

Efficiency:

Conversion: 87%

Pre-Boil: 79% 29.3 ppg

Ending Kettle: 74% 27.7 ppg

Brew House: 71% 26.3 ppg

Wort Volume:

3 Gallons

Expected 3 Gallons of fermentable wort.
Expected OG: 1.051
Actual OG: 1.045

Alcohol and Attenuation:

ABV: 5.12%

Apparent Attenuation: 86.7%
Actual FG: 1.006
Calories per 12oz 167 calories
Carbohydrates per 12oz 15.3 g

Amount Packaged:

2.75 Gallons

Great job! You get to enjoy the equivalent of:

12oz bottles: 29
Pints: 22

Latest Brew Log

Date	Days	Event	Gravity	Volume	pH	Temp	Updated	Comment
5/14/2020 8:00 PM over 4 years ago	-3	Yeast Starter	1.040	1.6 Liters			5/17/2020 3:46 PM over 4 years ago	Created yeast starter to overbuild and save some for next batch.
5/17/2020 6:24 PM over 4 years ago	+0	Mash Complete	1.038	4.1 Gallons	5.3	175 °F	5/17/2020 6:38 PM over 4 years ago	Mash went smooth but efficiency was shit. Won't be doing these smaller step mashes in the future.
5/17/2020 6:38 PM over 4 years ago	+0	Pre-Boil Gravity	1.040	3.75 Gallons	5.3		5/17/2020 6:41 PM over 4 years ago	Mash went smooth but didn't hit my expected efficiency. Going to stick to single step mashes from now on.
5/17/2020 8:02 PM over 4 years ago	+0	Boil Complete	1.045	3.15 Gallons		70 °F	5/17/2020 8:18 PM over 4 years ago	Boil complete. Cooled to 70, transferred to ferm keg, then chilling down to 60 in ferm chamber before aerating and pitching yeast.
5/17/2020 8:18 PM over 4 years ago	+0	Brew Day Complete	1.045	3 Gallons		70 °F	5/17/2020 8:24 PM over 4 years ago	Brew day was alright. Got lower efficiency than expected. Will not be doing the step mashes from here on out. Also need to confirm my Anvil thermometer reading. Might be a couple of degrees lower than actual.
5/22/2020 4:35 PM over 4 years ago	+5	Diacetyl Rest				68 °F	5/22/2020 4:35 PM over 4 years ago	Bumped up temp to 68 to encourage completion and perform a diacetyl rest.
5/29/2020 4:13 AM over 4 years ago	+12	Other					5/29/2020 4:26 AM over 4 years ago	Added co2 to the keg and set ferm chamber to 34.
5/31/2020 10:45 PM over 4 years ago	+14	Fermentation Complete	1.006	2.75 Gallons			5/31/2020 10:52 PM over 4 years ago	Fermentation went lower than expected. I guess the step mash did work as expected.
5/31/2020 10:52 PM over 4 years ago	+14	Packaged		2.75 Gallons			5/31/2020 10:53 PM over 4 years ago	Close pressure transferred to serving keg. Put into keggerator and will be slowly carbonating through the week.

Last Updated and Sharing

290

Views

Brews

Public: Yup, Shared
Last Updated: 2020-05-17 15:44 UTC

Brewer's Friend

Kol schet Bro! V2 3G