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Bruce's Oslo Hoppiness is a Grapefruit IPA

Method: All Grain
Style: American IPA
Boil Time: 60 min
Batch Size: 5.25 gallons (fermentor volume)
Pre Boil Size: 7.25 gallons
Post Boil Size: 5.75 gallons
Pre Boil Gravity: 1.058 (recipe based estimate)
Post Boil Gravity: 1.073 (recipe based estimate)
Efficiency: 89% (brew house)
Source: Bruce Wenzel
Calories: 240 calories (Per 12oz)
Carbs: 21.7 g (Per 12oz)

Created: Thursday October 15th 2020

Original Gravity:

1.073

Final Gravity:

1.014

ABV (standard):

7.8%

IBU (tinseth):

67.2

SRM (morey):

8.3

Mash pH

5.5

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
10 lb	Briess - Pale Ale Malt 2-Row10 lb Pale Ale Malt 2-Row	36.8	3.5	83.3%
0.75 lb	Viking - Munich Light0.75 lb Munich Light	28	6	6.3%
1 lb	American - Caramel / Crystal 15L1 lb Caramel / Crystal 15L	35	15	8.3%
0.25 lb	Briess - Caramel Malt - 40L0.25 lb Caramel Malt - 40L	35.4	40	2.1%
12 lbs / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
1 oz	Horizon (12.5 AA)1 oz Horizon (12.5 AA) Hops	Pellet	14	Boil	60 min	47.08	25%
0.20 oz	Centennial (10 AA)0.2 oz Centennial (10 AA) Hops	Pellet	8.1	Boil	10 min	1.98	5%
0.80 oz	Centennial (10 AA)0.8 oz Centennial (10 AA) Hops	Pellet	9.3	Boil	10 min	9.07	20%
1 oz	Simcoe (12.7 AA)1 oz Simcoe (12.7 AA) Hops	Pellet	13.6	Boil	5 min	9.12	25%
1 oz	Amarillo (8.6 AA)1 oz Amarillo (8.6 AA) Hops	Pellet	10.7	Aroma	0 min		25%
4 oz / $ 0.00

Show Summary View

Hops Summary

Amount	Variety	IBU	Bill %
1 oz	Horizon (12.5 AA) (Pellet)	47.08	25%
0.20 oz	Centennial (10 AA) (Pellet)	1.98	5%
0.80 oz	Centennial (10 AA) (Pellet)	9.07	20%
1 oz	Simcoe (12.7 AA) (Pellet)	9.12	25%
1 oz	Amarillo (8.6 AA) (Pellet)		25%
4 oz / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
3.75 gal		Strike	95 °F	95 °F	30 min
	Rest and ramp	Temperature	95 °F	131 °F	15 min
	Rest and ramp	Temperature	131 °F	140 °F	30 min
	Rest and ramp	Temperature	--	153 °F	30 min
	Mash out	Temperature	153 °F	170 °F	10 min
4.75 gal		Fly Sparge	--	170 °F	60 min
Starting Mash Thickness: 1.25333 qt/lb Starting Grain Temp: 70 °F

Other Ingredients

Amount	Name	Type	Use	Time
1 tsp	Irish Moss	Fining	Boil	20 min.
0.25 tsp	Super Yeast Food	Other	Boil	20 min.
1.40 g	Chalk	Water Agt	Mash	1 hr.
2 g	Calcium Chloride (anhydrous)	Water Agt	Mash	1 hr.
1.70 g	Epsom Salt	Water Agt	Mash	1 hr.
8 g	Gypsum	Water Agt	Mash	1 hr.
1 g	Table Salt	Water Agt	Mash	1 hr.
6 ml	Lactic acid	Water Agt	Mash	1 hr.
0.50 oz	Fruit Flavoring - Grapefruit	Flavor	Kegging	0 min.

Yeast

Lallemand - LALBREW® VOSS KVEIK ALE YEAST

Amount:	1 Each	Cost:
Attenuation (avg):	80%	Flocculation:	High
Optimum Temp:	77 - 104 °F	Starter:	Yes
Fermentation Temp:	65 °F	Pitch Rate:	0.35 (M cells / ml / ° P) 123 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

CO₂ Level: 4.04 Volumes

Target Water Profile

Light colored and hoppy

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
75	5	10	50	150	0
RO Water 9 gallons CaCo3 1.4g Chalk CaSO4 8.0g Gypsum CaCl 2.0g Calcium Chloride MgSO4 1.7g Epsom Salt NaCl 1.0g Canning Salt
Mash Chemistry and Brewing Water Calculator

Notes

From Brewing Classic Styles

Mash in with 3.75 gallons of water.

Last Updated and Sharing

473

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Brews

Public: Yup, Shared
Last Updated: 2020-10-15 23:32 UTC
Snapshot Created: 2020-10-15 23:25 UTC
Link To Parent Recipe

System Default

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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