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Extinction Event

Method: All Grain
Style: American IPA
Boil Time: 90 min
Batch Size: 6.5 gallons (fermentor volume)
Pre Boil Size: 7.75 gallons
Pre Boil Gravity: 1.051 (recipe based estimate)
Efficiency: 75% (brew house)
Source: Happenstance Brewing Company
Calories: 201 calories (Per 12oz)
Carbs: 19.9 g (Per 12oz)

Created: Tuesday July 2nd 2013

Original Gravity:

1.061

Final Gravity:

1.014

ABV (standard):

6.1%

IBU (tinseth):

88.3

SRM (morey):

9.2

Mash pH

n/a

Cost $

n/a

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Fermentables

Amount	Fermentable	PPG	°L	Bill %
12 lb	American - Pale 2-Row12 lb Pale 2-Row	37	1.8	82.8%
1 lb	American - Munich - Dark 20L1 lb Munich - Dark 20L	33	20	6.9%
8 oz	German - Melanoidin8 oz Melanoidin	37	25	3.4%
10 oz	American - Caramel / Crystal 60L10 oz Caramel / Crystal 60L	34	60	4.3%
6 oz	American - Carapils (Dextrine Malt)6 oz Carapils (Dextrine Malt)	33	1.8	2.6%
232 oz / $ 0.00

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
2 oz	Chinook2 oz Chinook Hops	Pellet	12.2	First Wort	0 min	42.74	11.1%
2 oz	Citra2 oz Citra Hops	Pellet	14	Boil	5 min	16.14	11.1%
2 oz	Nelson Sauvin2 oz Nelson Sauvin Hops	Pellet	12.5	Boil	5 min	14.41	11.1%
2 oz	Mosaic2 oz Mosaic Hops	Pellet	13	Boil	5 min	14.99	11.1%
2 oz	Citra2 oz Citra Hops	Pellet	14	Aroma	0 min		11.1%
2 oz	Nelson Sauvin2 oz Nelson Sauvin Hops	Pellet	12.5	Aroma	0 min		11.1%
2 oz	Mosaic2 oz Mosaic Hops	Pellet	13	Aroma	0 min		11.1%
2 oz	Mosaic2 oz Mosaic Hops	Pellet	13	Dry Hop	3 days		11.1%
1 oz	Nelson Sauvin1 oz Nelson Sauvin Hops	Pellet	12.5	Dry Hop	3 days		5.6%
1 oz	Citra1 oz Citra Hops	Pellet	14	Dry Hop	3 days		5.6%
18 oz / $ 0.00

Show Summary View

Amount	Variety	IBU	Bill %
2 oz	Chinook (Pellet)	42.74	11.1%
5 oz	Citra (Pellet) 4.9999999885628 oz Citra (Pellet) Hops	16.14	27.8%
5 oz	Nelson Sauvin (Pellet)	14.41	27.8%
6 oz	Mosaic (Pellet)	14.99	33.3%
18 oz / $ 0.00

Mash Guidelines

Amount	Description	Type	Start Temp	Target Temp	Time
30 qt	Single Infusion @150F	Infusion	--	150 °F	60 min
20 qt	Vorlauf, Batch Sparge	Sparge	--	168 °F	15 min

Other Ingredients

Amount	Name	Cost	Type	Use	Time
2.50 tsp	Gypsum		Water Agt	Boil	90 min.
1 each	Whirlfloc		Fining	Boil	5 min.

Yeast

White Labs - California Ale Yeast WLP001

Amount:	1 Each	Cost:
Attenuation (avg):	76.5%	Flocculation:	Medium
Optimum Temp:	68 - 73 °F	Starter:	Yes
Fermentation Temp:	68 °F	Pitch Rate:	1.0 (M cells / ml / ° P) 368 B cells required

$ 0.00 Yeast Pitch Rate and Starter Calculator

Priming

Method: Corn Sugar Amount: 3oz for 21 days

Target Water Profile

Philadelphia - Queen Lane Plant

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
61	13	36	97	233	82
Philadelphia Water - Queen Lane Plant Gypsum added to boil to raise the SO4 for super hoppy goodness. 0.75 Campden tablets per 15 gallons to knock out the chloramine.
Mash Chemistry and Brewing Water Calculator

Notes

Mash at 150F
Chill to 175F and add the Aroma hops, continue chilling to 68F.
Drop the temp Pitch and Ferment at 68F for 14-17 days.
Cold Crash to 36F for 2 days before racking to secondary. Rack bring back to 68F, then dry hop.

Last Updated and Sharing

1,135

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Public: Yup, Shared
Last Updated: 2014-01-18 18:15 UTC

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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