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American Porter and Stout - Imperial Stout


An intensely-flavored, big, dark ale with a wide range of flavor balances and regional interpretations. Roasty-burnt malt with deep dark or dried fruit flavors, and a warming, bittersweet finish. Despite the intense flavors, the components need to meld to

Flavor Profile: Rich, deep, complex and frequently quite intense, with variable amounts of roasted malt/grains, maltiness, fruity esters, hop bitterness and flavor, and alcohol. Medium to aggressively high bitterness. Medium-low to high hop flavor (any variety). Moderate

Ingredients: Well-modified pale malt, with generous quantities of roasted malts and/or grain. May have a complex grain bill using virtually any variety of malt. Any type of hops may be used. American or English ale yeast.

BJCP Style Guide

Top 10 Imperial Stout Recipes

Title Size ABV IBU OG FG Color Method Views
05 TINY DARK ATOMS
500 L 14.25% 34.61 1.155 1.046
All Grain 13294
Abraxas clone
5.5 gal 14.11% 99.33 1.130 1.039
All Grain 10924
Imperial Stout BIAB
5.75 gal 9.51% 80.77 1.094 1.021
All Grain 8498
Chocolate Vanilla Pastry Stout
15 L 9.49% 58.34 1.101 1.029
All Grain 5898
American Imperial Stout I - Beer
33 L 9.01% 74.3 1.083 1.014
All Grain 5650
Adjunct Imperial Stout v4
20 L 17.55% 67.64 1.160 1.054
BIAB 5297
Beer Geek Vanilla Shake
19 L 9.79% 95.51 1.108 1.034
All Grain 5162
dark horizon clone
21 L 16.14% 73.19 1.145 1.022
All Grain 4429
Bakke Brygg Rye Porter 20 L
20 L 8.44% 59.27 1.085 1.020
All Grain 4412
☆ "Full Monty" ☆
6 gal 9.83% 97.54 1.100 1.025
All Grain 4276

Newest Imperial Stout Recipes

Title Size ABV IBU OG FG Color Method Views
White Stout
217 gal 8.34% 49.47 1.089 1.031
All Grain 36
Russian Imperial Stout
42 L 10.42% 86.9 1.105 1.025
All Grain 42
Dark Side
7 gal 8.02% 66.54 1.080 1.019
All Grain 37
Wedding Stout
5.5 gal 10.53% 68.24 1.113 1.033
All Grain 51
Chocolate stout
270 L 6.66% 40.09 1.073 1.022
All Grain 71
Doghouse Imperial Stout
3.5 gal 9.76% 87.55 1.099 1.025
BIAB 43
Stress test
5.5 gal 9.36% 40.97 1.092 1.021
All Grain 51
imp gimp 4/7/26
38 L 10.27% 92.83 1.100 1.022
All Grain 105
Imperial stout
5 gal 11.1254% 0 1.106 1.021
All Grain 0
Gonzo Clone
21 L 9.45% 49.79 1.089 1.017
All Grain 88

Fermentables Used In Imperial Stout Recipes (View More)

Name Recipes Country Category Type Color PPG Avg. Usage Usage Range
Flaked Oats 1,358 Adjunct raw 2.2°L
33 8% 1% - 100%
American - Chocolate 1,148 American Grain roasted malt 350°L
29 5% 0% - 61%
American - Roasted Barley 1,106 American Grain roasted malt 300°L
33 4% 0% - 77%
US - Pale 2-Row 914 US Grain base malt 1.8°L
37 62% 4% - 100%
United Kingdom - Maris Otter Pale 710 United Kingdom Grain base malt 3.75°L
38 58% 2% - 100%
American - Caramel / Crystal 120L 648 American Grain crystal malt 120°L
33 4% 0% - 23%
Caramel / Crystal 60L 412 Grain crystal malt 60°L
34 5% 0% - 52%
Lactose (Milk Sugar) 384 Sugar sugar 1°L
41 5% 0% - 54%
United Kingdom - Roasted Barley 370 United Kingdom Grain roasted malt 550°L
29 4% 0% - 16%
American - Black Malt 361 American Grain roasted malt 500°L
28 4% 0% - 100%

Hops Used In Imperial Stout Recipes (View More)

Name Recipes Average AA Avg. Usage Usage Range
Magnum 562 15 57% 2% - 100%
East Kent Goldings 373 5 38% 7% - 100%
Columbus 362 15 45% 0% - 100%
Willamette 329 4.5 35% 2% - 100%
Cascade 308 7 36% 1% - 100%
Nugget 304 14 43% 5% - 100%
Centennial 273 10 32% 1% - 100%
Chinook 268 13 36% 2% - 100%
Northern Brewer 234 7.8 36% 5% - 100%
Fuggles 220 4.5 39% 2% - 100%

Steeping Grains Used In Imperial Stout Recipes (View More)

Name Recipes Country Category Type Color PPG Avg. Usage Usage Range
American - Chocolate 56 American Grain roasted malt 350°L
29 31% 7% - 100%
American - Roasted Barley 48 American Grain roasted malt 300°L
33 24% 3% - 70%
American - Black Malt 27 American Grain roasted malt 500°L
28 20% 4% - 50%
American - Caramel / Crystal 120L 27 American Grain crystal malt 120°L
33 25% 1% - 100%
United Kingdom - Black Patent 19 United Kingdom Grain roasted malt 525°L
27 18% 5% - 40%
United Kingdom - Chocolate 18 United Kingdom Grain roasted malt 425°L
34 24% 9% - 50%
United Kingdom - Roasted Barley 16 United Kingdom Grain roasted malt 550°L
29 28% 8% - 50%
Flaked Oats 15 Adjunct raw 2.2°L
33 24% 3% - 100%
American - Caramel / Crystal 40L 15 American Grain crystal malt 40°L
34 30% 13% - 44%
Caramel / Crystal 60L 11 Grain crystal malt 60°L
34 36% 13% - 100%

Yeasts Used In Imperial Stout Recipes (View More)

Name Recipes Laboratory Type Alcohol Tolerance Flocculation Attenuation Min. Temp Max. Temp
Fermentis - Safale - American Ale Yeast US-05 606 Fermentis / Safale Ales Low Medium 81% 54°F 77°F
Fermentis - Safale - English Ale Yeast S-04 293 Fermentis / Safale Ale .0975 High 75% 54°F 77°F
White Labs - California Ale Yeast WLP001 202 White Labs Ale High Medium 76.5% 68°F 73°F
Wyeast - American Ale 1056 176 Wyeast Ale 0.1 Med-Low 75% 60°F 72°F
Imperial Yeast - A10 Darkness 113 Imperial Yeast Ale Medium 71% 62°F 72°F
Lallemand - LALBREW® NOTTINGHAM HIGH PERFORMANCE ALE YEAST 109 Lallemand Ales Medium High 80% 50°F 72°F
White Labs - Dry English Ale Yeast WLP007 99 White Labs Ale Med-High Med-High 75% 65°F 70°F
Danstar - Nottingham Ale Yeast 99 Danstar Ale Med-High High 77% 57°F 70°F
Mangrove Jack - New World Strong Ale M42 74 Mangrove Jack Ale n/a High 79.5% 61°F 72°F
White Labs - San Diego Super Yeast WLP090 61 White Labs Ale High Med-High 79.5% 65°F 68°F

Other Ingredients Used In Imperial Stout Recipes (View More)

Name Recipes Type Use Avg. Usage Usage Range
Gypsum 402 Water Agt Mash 14% 0% - 100%
Calcium Chloride (dihydrate) 228 Water Agt Mash 16% 0% - 100%
Baking Soda 199 Water Agt Mash 15% 0% - 100%
Whirlfloc 191 Water Agt Boil 48% 0% - 100%
Epsom Salt 166 Water Agt Mash 7% 0% - 100%
Lactic acid 134 Water Agt Mash 66% 0% - 100%
Irish Moss 130 Fining Boil 47% 0% - 100%
Chalk 128 Water Agt Mash 20% 0% - 100%
Calcium Chloride (anhydrous) 121 Water Agt Mash 21% 0% - 100%
Vanilla Bean 91 Spice Secondary 44% 0% - 100%

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