Stoopsitters Brewing BrewBlog > BrewBlogs > Imperial Oatmeal Stout [Imperial Stout]

BrewBlog: Imperial Oatmeal Stout

Specifics

Style:

Category:	Stout
Number:	13F

An intensely flavored, big, dark ale. Roasty, fruity, and bittersweet, with a noticeable alcohol presence. Dark fruit flavors meld with roasty, burnt, or almost tar-like sensations. Like a black barleywine with every dimension of flavor coming into play.

Commercial Examples: Three Floyd’s Dark Lord, Bell’s Expedition Stout, North Coast Old Rasputin Imperial Stout, Stone Imperial Stout, Samuel Smith Imperial Stout, Scotch Irish Tsarina Katarina Imperial Stout, Thirsty Dog Siberian Night, Deschutes The Abyss, Great Divide Yeti, Southampton Russian Imperial Stout, Rogue Imperial Stout, Bear Republic Big Bear Black Stout, Great Lakes Blackout Stout, Avery The Czar, Founders Imperial Stout, Victory Storm King, Brooklyn Black Chocolate Stout.

Brewer:

Dustin Zastera

Brew Date:

September 23, 2007

Yield:

5 gallons

Color (SRM/EBC):

63.2/124.5

Bitterness (Calc):

88.4 IBU (Daniels)

BU/GU:

0.97

Calories:

297 (12 ounces)

ABV:

10.1%

ABW:

7.9%

Batch No:	42
OG:	1.091
OG (Plato):	21.78° P
Target OG:	1.091
FG:	1.015
FG (Plato):	3.82° P
Target FG:	1.015
Real Extract:	7.07° P
App. Atten.:	82.4%
Real Atten.:	67.5%

General Information

Method:	All Grain

Method:

All Grain

Scale Recipe

Enter desired final yield (volume):

gallons

Malts and Grains

15.00 pounds

Pale Malt(2-row)

83.3% of grist

0.50 pounds

Black Malt

2.8% of grist

0.75 pounds

Chocolate Malt

4.2% of grist

1.00 pounds

Crystal 55L

5.6% of grist

0.75 pounds

Roasted Barley

4.2% of grist

18.00 pounds

Total Grain Weight (Water Amounts

Water Amounts

Target Final Boil Volume:	5 gallons
Evaporation Rate:	0.78 gallons per hour
Boil Time:	75 minutes
Runoff Volume Needed:	6.2 gallons	5 gallons (final boil volume) ÷ 0.96 (cooling) + 1 gallons (boil evaporation)
Grain Amount:	18 pounds
Grain Absorbtion:	3.8 gallons
Total Water Needed:	10.5 gallons	6.2 gallons (runoff) + 3.8 gallons (grain absorbtion) + .5 gallons (equip. loss)
Mash Water Needed:	6 gallons	based on 1.33 quarts per pound of grain
Sparge Water Needed:	4.5 gallons	10.5 gallons (total water) – 6 gallons (mash water)

)

100% of grist

Adjuncts

4.00 pounds

Flaked Oats

Hops

2.50 ounces

Northern Brewer

Region:	United Kingdom, United States, Germany
AAU Range:	7 - 10%
Notes:	Fine, fragrant aroma, dry, clean bittering hop.
Typical Use:	Bittering, aroma, finishing.
Substitution:	Hallertauer Mittelfrueh, Hallertauer Hersbrucker
Example:	ESB, Bitter, Pale Ale, Porter, California Common; Old Peculier, Anchor Liberty, Anchor Steam

7.5000% @ 75 minutes
Type: Bittering and Aroma
Use: Boil

18.8 AAUs

1.00 ounces

Goldings - E.K.
4.7500% @ 30 minutes
Type: Aroma
Use: Boil

4.8 AAUs

3.50 ounces

Total Hop Weight

23.5 AAUs

Boil

Total Boil Time:	75 minutes

Total Boil Time:

75 minutes

Yeast

Name:	Nottingham Yeast
Manufacturer:	Lallemand
Type:	Ale
Flocculation:	Very High
Attenuation:	75%
Temperature Range:	62–72°F
Amount:	60 gr

Equipment Profile

Red rectangular cooler

Batch Size:	5 gallons	Boil Volume:	7 gallons
Evaporation Rate:	9% per hour	Mash Tun Dead Space:	0 gallons
Efficiency:	80%	Mash Tun Weight:	10 pounds
Hop Utilization:	100%	Mash Tun Volume:	10 gallons
Loss:	.5 gallons	Mash Tun Specific Heat:	.3 Cal/gram per °C
Notes:	Suitable for larger batches, up to 25 pounds of grain in a thick mash.

Fermentation

Primary:	23 days @ 66° F
Secondary:	32 days @ 64° F
Age:	60 days @ 64° F

Tasting Reviews

	1 Review		Submit a Review		Refresh Page

1 Review

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	45-50 = Outstanding		30-37 = Very Good		14-20 = Fair
	38-44 = Excellent		21-29 = Good		00-13 = Problematic

Review by

Aroma:	/ 12
Appearance:	/ 3
Flavor:	/ 20
Mouthfeel:	/ 5
Overall Impression:	/ 10
Cumulative Score:	0 / 50	Problematic

View Dustin's Brewing Calendar

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Dustin's Brew Status

Dubbel	Bottled
Gout Stout (2013)	Bottled
Gout Stout (2014)	Bottled
Gout Stout (2015)	Bottled
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Gout Stout (2017)	On Tap
Gout Stout (2018)	Primary
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Pumpkin Harvest Ale	Primary
Saison 1	Primary