Black Tiger

Black Tiger is an oatmeal stout with nice body and a slight chocolate aroma. Overall rating is a 7/10 for me.

All Grain

Brew Info

 

BJCP Style:

16B.Oatmeal Stout

Est Original Gravity:

1.060

Est Final Gravity:

1.015

Alcohol by volume:

5.82%

International Bittering Units:

34.87

Colour:

38.59

Estimated efficiency:

70%

Secondary ferment:

No

Time to awesome drinkability:

5 Weeks

Batch Size Fermenter:

19 l

Grain Bill size:

 6.04Kg

Ideal Carbonation Level:

 2g/ l

My Rating:

 7/10

Brew Number:

 36

Ingredients

Grains and Wort additives:

  • 4 kg Pale Malt
  • 1 kg Roller Oats
  • 500 g CaraMunich II Malt
  • 200 g Black Malt
  • 150 g Roasted Barley
  • 100 g Chocolate Wheat
  • 100 g CaraMunich III

Hops addition schedule:

  • 15 g Brewers Gold Hops (Bittering, FWH)
  • 15 g Brewers Gold Hops (Bittering, 30 min)
  • 5 g Irish Moss/ Deltaflock Tablet (Fining, 15 min)

Yeast:

Safale English Ale Yeast S-04 – 10g (1 pack) if OG >1.06 2 packs

 Water:

Final beer volume: 18 l

Fermenter target: 19 l (trub loss 1 l)

 Kettle post-boil Volume: 23 l (sediment loss 4 l)

Kettle Pre-boil volume: 26 l (evaporation 3 l/hour)

Assume 1.25 l/kg absorption: A = 7.55

Strike Water: R=Mash @ 3 l/kg: B = 18.12

First wort volume: B – A = C = 10.57

Sparge water @ 75 ºC: 26 – C = D = 15.43

Strike water temp= (0.41/R) x (T2-T1) + T2

                            = (0.41/3) x (T2-T1) + T2

                        = (0.136’) x (68 –      ) + 68

T1 = Current ambient Temperature

Mash Schedule

Saccharification Rest: 68 ºC for 70 Minutes

Fermenting

Keep at 15 – 22 ºC for 14 days or until your SG has been stable for 24 hours at least, whichever comes last, before bottling.

Bottle condition for 3 weeks before drinking.

Notes

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