Imperial Coffee Stout - Beer Recipe - Brewer's Friend

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Imperial Coffee Stout

304 calories 36.5 g 12 oz
Beer Stats
Method: Extract
Style: Russian Imperial Stout
Boil Time: 30 min
Batch Size: 2.25 gallons (fermentor volume)
Pre Boil Size: 1 gallons
Pre Boil Gravity: 1.203 (recipe based estimate)
Efficiency: 35% (steeping grains only)
Calories: 304 calories (Per 12oz)
Carbs: 36.5 g (Per 12oz)
Created: Saturday September 23rd 2017
1.090
1.030
7.9%
24.0
50.0
n/a
n/a
 
Fermentables
Amount Fermentable Cost PPG °L Bill %
3.30 lb Liquid Malt Extract - Dark3.3 lb Liquid Malt Extract - Dark 35 30 50.1%
1 lb Dry Malt Extract - Dark1 lb Dry Malt Extract - Dark 44 30 15.2%
0.50 lb Cane Sugar0.5 lb Cane Sugar 46 0 7.6%
1 lb To match actual OG reading of 1.0901 lb To match actual OG reading of 1.090 35 10 15.2%
5.80 lbs / 0.00
Steeping Grains
Amount Fermentable Cost PPG °L Bill %
4.20 oz American - Roasted Barley4.2 oz Roasted Barley 33 300 4%
4.20 oz American - Chocolate4.2 oz Chocolate 29 350 4%
4.20 oz American - Chocolate4.2 oz Chocolate 29 350 4%
0.00
 
Hops
Amount Variety Cost Type AA Use Time IBU Bill %
1 oz East Kent Goldings1 oz East Kent Goldings Hops Pellet 5.6 Boil 30 min 9.18 33.3%
1 oz Cascade1 oz Cascade Hops Pellet 7.1 Boil 30 min 11.64 33.3%
1 oz East Kent Goldings1 oz East Kent Goldings Hops Pellet 5.6 Boil 7 min 3.21 33.3%
3 oz / 0.00
 
Yeast
Fermentis - Safale - American Ale Yeast US-05
Amount:
1 Each
Cost:
Attenuation (custom):
62%
Flocculation:
Medium
Optimum Temp:
54 - 77 °F
Starter:
No
Fermentation Temp:
75 °F
Pitch Rate:
1.25 (M cells / ml / ° P) 230 B cells required
0.00 Yeast Pitch Rate and Starter Calculator
Quick Water Requirements
Water Gallons  Quarts
Heat water added to kettle (equipment estimates 2.94 g | 11.8 qt) 0.83 3.3  
Mash volume with grains (equipment estimates 2.94 g | 11.8 qt) 0.97 3.9  
Grain absorption losses (steeping) -0.22 -0.9  
Volume increase from sugar/extract (early additions) 0.39 1.6  
Pre boil volume (equipment estimates 3.11 g | 12.5 qt) 1 4  
Boil off losses -0.75 -3  
Hops absorption losses (first wort, boil, aroma) -0.11 -0.5  
Post boil volume 2.25 9  
Going into fermentor 2.25 9  
WARNING: Kettle losses > 2% detected which throw off OG calculation for extract/partial mash recipes in batch target 'fermentor' mode. Solution: Reduce kettle losses, misc losses and hops absorption in equipment profile, OR set batch target to 'kettle' and do a full wort boil. See batch target FAQ.    
Total: 0.83 3.3
Equipment Profile Used: System Default
 
Notes

Friday 9/22/2017

Steeped the two varieties of grains and the roasted barley (4.2oz of each) for 30 minutes

Flame out part way through - no thermometer so i turned the flame on and off so as not to scorch

Removed grain

Added

1oz Cascade 7.1 AA<br />
1oz East Kent Golding 5.6 AA<br />


Set timer for 30min

About 7.5min to go – added 1oz East Kent Golding 5.6 AA

In a side pot – transferred some wort and dissolved 1lb DME and 0.5 lb sugar.

At end of timer, flame off and transferred side pot to main pot, removed hops, began cold crash.

I added two packs of dry Safale US-05 right into the fermenter - no rehydration.

The wort (pre-yeast) tasted amazing. Pretty sweet but thats to be expected at this point in the process. Has a good strong coffee taste to it.

Tuesday 9/26/2017 - Didn't notice much of any fermentation happening so I took a gravity reading and to my surprise, it was down to a little over 1.030 from a start of 1.090! It still tasted pretty sweet and I feel like the coffee taste has diminished somewhat.

There seemed to be stuff collecting at the bottom - not sure if it was dead yeast or what but I decided to stir things up a bit - literally. Then I re-hydrated about half a packet of Safale US-05 and poured that into the fermenter. Let's see what happens.


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  • Last Updated: 2017-09-29 18:01 UTC