Imperial Stout Recipe - Svartedauen II

Recipe Info

Recipe Image

Svartedauen II

by on
All Grain
20 Liter(s)
25 Liter(s)
90 min
65%
A very demanding beer for the seasoned brewer.

Fermentables

36% - Maris Otter Pale
5
38
4
Mash
14% - Dark Munich - DE
2
36
10
Mash
3% - Melanoidin
0.4
37
25
Mash
6% - Pale Chocolate - UK
0.8
32
200
Mash
2% - CaraMunich II - DE
0.3
34
46
Mash
2% - CaraMunich III - DE
0.3
34
57
Mash
2% - Special B - BE
0.3
30
180
Mash
1% - Dark Crystal 80L - UK
0.2
33
80
Mash
6% - Flaked Oats
0.8
33
2
Mash
6% - Roasted Barley
0.8
29
550
Mash
22% - Demerara sugar
3
36
100
Mash

Hops

Magnum
70
Pellet
Boil
60 min(s)
16
66.5
East Kent Golding (UK)
30
Pellet
Boil
5 min(s)
5
1.8

Yeast

White Labs Dry English ale WLP007
75%
Lalvin EC-1118
75%

Other Stuff

Rice hulls
0.5
l
Mash
Whirlfloc
5
ml
Boil
WLN4100 enzyme
5
ml
Primary
Clarity Ferm
5
ml
Primary

Mash Steps

Saccharification Rest
Direct Heat
67
70 min
Dextrinization Rest
Direct Heat
72
30 min
Mash-Out
Direct Heat
78
10 min

Special Instructions

1.
Make a 3 liter starter
2.
Add rice hulls to the mash
3.
Aim for 25 plato (1.106) OG. You might have to do a double mash.
4.
Pitch yeast in oxygenated wort. Add some extra oxygen after 6-ish hours if it’s still lagging
5.
Day 3: Add the WLN-4100 (amigase) enzyme when fermentation slows down. Expect fermentation to intensify again.
6.
Wait for fermentation to stall. Do a SG reading: It should be fairly low.
7.
Day 5: Rehydrate 2 sachets of Lallemand Lalvin EC-1118. Add to fermentor.
8.
Day 5: Boil 0,5 l water and add 700 g Demerara into a thick syrup. Add to fermentor.
9.
Day 7: Boil 0,5 l water and add 700 g Demerara into a thick syrup. Add to fermentor.
10.
Day 9: Boil 0,5 l water and add 700 g Demerara into a thick syrup. Add to fermentor.
11.
Day 11: Boil 0,5 l water and add 700 g Demerara into a thick syrup. Add to fermentor.
12.
We want to keep feeding the beer until the champagne yeast dies.
13.
Wait for fermentation to stall and check SG. It could be anywhere between 1.002 and 1.025
14.
If the beer is to dry, feed more Demerara sugar in small amounts until you are satisfied with the taste and mouthfeel
15.
Transfer to keg. Strong brewed coffee and/or liquor soaked oak cubes are optional.

Tasting Notes (0)

There aren't any tasting notes logged yet

Recipe Facts

Svartedauen II
Imperial Stout
  • 20.00 Gallons Liters Batch Size
  • 25.00 Gallons Liters Boil Size
  • 90  min Boil Time
  • 1.135 OG
  • 1.034 FG
  • 68.3 IBU (tinseth) Bitterness
  • 0.51 BG:GU
  • 99.2° SRM Color
  • 65% Efficiency
  • 13.0% ABV Alcohol
  • 495 per 12oz Calories
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