Skunk Dog OG

Method: All Grain
Style: American IPA
Boil Time: 90 min
Batch Size: 11.5 gallons (fermentor volume)
Pre Boil Size: 13.5 gallons
Pre Boil Gravity: 1.063 (recipe based estimate)
Efficiency: 71% (brew house)
Source: Amapola Ales
Calories: 244 calories (Per 12oz)
Carbs: 21 g (Per 12oz)

Created Friday October 30th 2015

Original Gravity:

1.074

Final Gravity:

1.013

ABV (standard):

7.98%

IBU (tinseth):

71.3

SRM (morey):

7.12

Mash pH

5.4

Fermentables

Amount	Fermentable	PPG	°L	Bill %
15 lb	American - Pale 2-Row15 lb Pale 2-Row	37	1.8	47.6%
11 lb	United Kingdom - Maris Otter Pale11 lb Maris Otter Pale	38	3.75	34.9%
0.5 lb	American - Caramel / Crystal 40L0.5 lb Caramel / Crystal 40L	34	40	1.6%
2 lb	American - Munich - Light 10L2 lb Munich - Light 10L	33	10	6.3%
2 lb	American - Wheat2 lb Wheat	38	1.8	6.3%
1 lb	Corn Sugar - Dextrose1 lb Corn Sugar - Dextrose	46	0.5	3.2%
31.5 lb	Total

Hops

Amount	Variety	Type	AA	Use	Time	IBU	Bill %
0.5 oz	Magnum0.5 oz Magnum Hops	Pellet	15	First Wort		12.98	8.7%
0.5 oz	Warrior0.5 oz Warrior Hops	Pellet	16	First Wort		13.85	8.7%
0.75 oz	Columbus0.75 oz Columbus Hops	Pellet	15	First Wort		19.47	13%
1 oz	Millenium1 oz Millenium Hops	Pellet	15.5	Boil	60 min	22.8	17.4%
2 oz	Citra2 oz Citra Hops	Pellet	11	Boil	1 min	1.4	34.8%
1 oz	Mosaic1 oz Mosaic Hops	Pellet	12.5	Boil	1 min	0.79	17.4%

Show Summary View

Amount	Variety	IBU	Bill %
0.5 oz	Magnum0.49999999885628 oz Magnum Hops	12.98	8.7%
0.5 oz	Warrior0.49999999885628 oz Warrior Hops	13.85	8.7%
0.75 oz	Columbus0.74999999828443 oz Columbus Hops	19.47	13%
1 oz	Millenium0.99999999771257 oz Millenium Hops	22.8	17.4%
2 oz	Citra1.9999999954251 oz Citra Hops	1.4	34.8%
1 oz	Mosaic0.99999999771257 oz Mosaic Hops	0.79	17.4%
5.75 oz	Total

Mash Guidelines

Amount	Type	Temp	Time
9.6 gal	Infusion	152 °F	30 min
9.6 gal	Sparge	180 °F	45 min
Starting Mash Thickness: 1.43 qt/lb

Other Ingredients

Amount	Name	Type	Use	Time
2 g	Calcium Chloride	Water Agt	Mash	1 hr.
12 g	Gypsum	Water Agt	Mash	1 hr.
8.51 tsp	Lactic acid	Water Agt	Mash	1 hr.

Yeast

Imperial Yeast - A07 Flagship

Amount:	3 Each
Attenuation (custom):	80%	Flocculation:	Medium-low
Optimum Temp:	60 - 72 °F	Starter:	Yes
Fermentation Temp:	69 °F	Pitch Rate:	1.25 (M cells / ml / ° P) 978 B cells required

Yeast Pitch Rate and Starter Calculator

Target Water Profile

Light colored and hoppy

Ca⁺²	Mg⁺²	Na⁺	Cl^-	SO₄^-2	HCO₃^-
75	5	10	50	150	0
1 1/4 Tsp Lactic Acid.
Mash Chemistry and Brewing Water Calculator

Quick Water Requirements

Water	Gallons	Quarts
Total mash water needed	17.95	71.8
Strike water volume at mash thickness of 1.43 qt/lb	10.9	43.6
WARNING: Mash tun capacity exceeded. Volume required: 13.3 gal. Reduce mash thickness
Remaining sparge water volume	7.05	28.2
Grain absorption losses	-3.81	-15.3
Mash Lauter Tun dead space	-0.25	-1
Amount going into kettle	13.89	55.6
Volume increase from sugar/extract (early additions)	0.07	0.3
Adjusted starting boil size	13.97	55.9
Boil off losses	-2.25	-9
Hops absorption losses	-0.22	-0.9
Amount going into fermentor	11.5	46
Total:	17.95	71.8

Notes

acid addiion only in mash not sparge
pitch at 64 after hydration.

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Last Updated: 2018-12-11 05:41 UTC