Oslager

Method: BIAB
Style: International Amber Lager
Boil Time: 60 min
Batch Size: 3 gallons (fermentor volume)
Pre Boil Size: 3.5 gallons
Post Boil Size: 3 gallons
Pre Boil Gravity: 1.045 (recipe based estimate)
Post Boil Gravity: 1.054 (recipe based estimate)
Efficiency: 70% (brew house)
Source: GuzBrew
Hop Utilization: 82%
Calories: 176 calories (Per 12oz)
Carbs: 14.3 g (Per 12oz)

Created: Monday April 6th 2020

Original Gravity:

1.054

Final Gravity:

1.008

ABV (standard):

6.1%

IBU (tinseth):

21.5

SRM (morey):

14.1

Mash pH

5.4

Cost $

7.71

Fermentables

Amount	Fermentable	Cost	PPG	°L	Bill %
4 lb	Great Western - Premium 2-Row4 lb Premium 2-Row	$ 1.07 / lb $ 4.28	37	2	64%
2 lb	Viking - Golden Ale Malt2 lb Golden Ale Malt	$ 1.20 / lb $ 2.40	37	3.5	32%
2 oz	Viking - Black Malt2 oz Black Malt	$ 0.10 / oz $ 0.20	21	500	2%
2 oz	Brown Sugar2 oz Brown Sugar - (late boil kettle addition)		45	15	2%
6.25 lbs / $ 6.88

Hops

Amount	Variety	Cost	Type	AA	Use	Time	IBU	Bill %
0.25 oz	Artisan - Magnum0.25 oz Magnum Hops	$ 0.81 / oz $ 0.20	Pellet	11.8	Boil	30 min	12.33	33.3%
0.50 oz	Cascade0.5 oz Cascade Hops	$ 0.81 / oz $ 0.41	Pellet	6.8	Boil	15 min	9.17	66.7%
0.75 oz / $ 0.61

Show Summary View

Amount	Variety	Cost	IBU	Bill %
0.25 oz	Artisan - Magnum (Pellet)	$ 0.81 / oz $ 0.20	12.33	33.3%
0.50 oz	Cascade (Pellet)	$ 0.81 / oz $ 0.40	9.17	66.7%
0.75 oz / $ 0.61

Other Ingredients

Amount	Name	Cost	Type	Use	Time
2 g	Calcium Chloride (anhydrous)	$ 5.00 / lb $ 0.02	Water Agt	Mash	1 hr.
2 g	Gypsum	$ 4.00 / lb $ 0.02	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.
1.50 ml	Lactic acid	$ 1.25 / oz $ 0.06	Water Agt	Mash	1 hr.
$ 0.23

Yeast

Bootleg Biology - OSLO

Amount:	1 Each	Cost:
Attenuation (avg):	82%	Flocculation:	Medium
Optimum Temp:	64 - 105 °F	Starter:	Yes
Fermentation Temp:	80 °F	Pitch Rate:	0.75 (M cells / ml / ° P) 114 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: co2 Amount: 16.64 psi Temp: 45 °F CO₂ Level: 2.65 Volumes

Target Water Profile

Bend Water

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

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
4.25 gal	Beta Rest	Temperature	150 °F	148 °F	60 min

Quick Water Requirements

Water	Gallons	Quarts
Strike water volume (equipment estimates 5.53 g \| 22.1 qt)	4.52	18.1
Mash volume with grains (equipment estimates 6.02 g \| 24.1 qt)	5.01	20
Grain absorption losses	-0.77	-3.1
Mash Lauter Tun losses	-0.25	-1
Pre boil volume (equipment estimates 4.52 g \| 18.1 qt)	3.5	14
Volume increase from sugar/extract (late additions)	0.01	0
Boil off losses	-1.5	-6
Hops absorption losses (first wort, boil, aroma)	-0.03	-0.1
Post boil Volume	3	12
Volume into fermentor	3	12
Total:	4.52	18.1
Equipment Profile Used:	System Default

Batch Performance

Efficiency:

Conversion: 96.2%

Pre-Boil: 80% 29.4 ppg

Ending Kettle: 84% 31.2 ppg

Brew House: 82% 30.2 ppg

Wort Volume:

3.15 Gallons

Expected 3 Gallons of fermentable wort.
Adjust your equipment profile and calibrate your equipment to dial this in.
Expected OG: 1.054
Actual OG: 1.060

Alcohol and Attenuation:

ABV: 6.43%

Apparent Attenuation: 81.7%
Actual FG: 1.011
Calories per 12oz 176 calories
Carbohydrates per 12oz 14.3 g

Amount Packaged:

Pending - N/A

Requires Packaged log entry with a volume reading.

Latest Brew Log

Date	Days	Event	Gravity	Volume	pH	Temp	Updated	Comment
4/19/2020 4:36 PM over 4 years ago	+0	Mash Complete	1.047	4.25 Gallons	5.4	70 °F	4/19/2020 6:45 PM over 4 years ago	Single crush on lowest setting. Used BIAB bag in malt pipe with recirculation. Mash went smooth except the malt pipe got stuck after storing the 2nd time. But worked fine after stirring again.
4/19/2020 6:45 PM over 4 years ago	+0	Pre-Boil Gravity	1.048	3.75 Gallons	5.4	70 °F	4/19/2020 6:53 PM over 4 years ago	Squeezed bag after mash and got a little more wort than expected. Need to adjust a little more for the use of the BIAB.
4/19/2020 8:12 PM over 4 years ago	+0	Boil Complete	1.060	3.25 Gallons		95 °F	4/19/2020 8:13 PM over 4 years ago	Boil went smooth with normal additions as per recipe.
4/19/2020 8:13 PM over 4 years ago	+0	Brew Day Complete	1.060	3.15 Gallons		95 °F	4/19/2020 8:14 PM over 4 years ago	Pitched Oslo at 95. Wrapped keggerator in seed heating mat. Hoping to maintain temp around 80 degrees F.
4/20/2020 7:00 PM over 4 years ago	+1	Other				100 °F	4/21/2020 5:23 AM over 4 years ago	Fermentation took off quickly and after 24 hours it looks to have slowed a lot.
4/24/2020 1:42 AM over 4 years ago	+5	Other					4/24/2020 1:43 AM over 4 years ago	Moved to garage freezer to cold crash.
4/25/2020 10:27 PM over 4 years ago	+6	Other				34 °F	4/25/2020 10:28 PM over 4 years ago	Added gelatin to beer then purged keg.
4/26/2020 10:18 PM over 4 years ago	+7	Fermentation Complete	1.011	3 Gallons		34 °F	4/26/2020 10:22 PM over 4 years ago	Close transferred to serving keg.

Last Updated and Sharing

224

Views

Brews

Public: Yup, Shared
Last Updated: 2020-04-19 16:25 UTC

Brewer's Friend

Oslager