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Mała Czarna #4 - Irish Stout -...

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Batch size

  • 21 liter(s)
    Expected quantity of finished beer
  • 60 min
    Boil time
  • 15 %/h
    Evaporation rate
  • 25.2 liter(s)
    Boil size
  • 0.1 %
    Boil loss
  • 8.8
    Pre-boil gravity BLG
  • 4 %
    Trub loss
  • 0 %
    Dry hopping loss

Mash information

  • 75 %
    Mash efficiency
  • 3.5 liter(s) / kg
    Liquor-to-grist ratio
  • 13.7 liter(s)
    Mash size
  • 17.6 liter(s)
    Total mash volume

Steps

Temp Time
66 C 45 min
72 C 15 min
78 C 10 min
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Fermentables

10 BLG
4% ABV
38.6 SRM

Type Name Amount Yield EBC
Grain wiedeński Viking Malt 3 kg 76.9% 79 % 9
Grain Caffe Castle Malting 0.5 kg 12.8% 75.5 % 500
Grain Carafa® III Malt Weyermann® 0.2 kg 5.1% 65 % 1400
Grain pszeniczny czekoladowy Weyermann® 0.2 kg 5.1% 65 % 1200
Sum 3.9 kg

Hops

30 IBU

Bitterness ratio 0.75 Very bitter


Use for Name Amount Time Alpha acid
First Wort Iunga (Polishhops) - granulat 20 g 100 min 10 %

Yeasts

Name Type Form Amount Laboratory
FM12 W szkocką kratę Ale Slant 300 ml Fermentum Mobile

Extras

Type Name Amount Use for Time
Water Agent chlorek wapnia 2 g Mash 70 min
Water Agent gips 3 g Mash 70 min
Water Agent kreda 15 g Mash 70 min
Water Agent Kwas fosforowy 75% (zacier) 7 g Mash 70 min
Water Agent Kwas fosforowy 75% (wysładzanie) 2 g Mash 70 min
Fining mech irlandzki 2 g Boil 15 min

Notes

  • https://www.brewersfriend.com/mash-chemistry-and-brewing-water-calculator/?id=0X0Y7LN
    Ca+2 Mg+2 Na+ Cl- SO4-2 HCO
    140.0 0.0 131.0 49.1 96.7 285.724
    SO42-/Cl- ratio: 2.0 Little Bitter
    Mash pH *: 5.44
    Jan 21, 2020, 10:55 AM