Jazz Alt classic
ABV: 5.0 | IBU: 40 | SRM: 18.00

1  Mash

Mash stage: 0

Fermentables

Amount (gr)SRM
Melanoiden Malt 60.00 35.00
Caramunich Malt 20.00 56.00
Caraaroma 20.00 210.00
Pilsner Malt 900.00 1.80
Munich Malt 500.00 10.00
Cara foam 150.00 2.00
Carafa II 30.00 415.00

Mashing scheme

Start temp. in °CDuration in min.
1 45.0 15.0
2 57.0 30.0
3 63.0 30.0
4 67.0 15.0
5 70.0 25.0
6 76.0 5.0

2  Boil

Boiling time: 70 min

HopsAmount (gr)Duration (min)Alpha acid
Diamant 5.00 60 6.3
Diamant 5.00 45 6.3
Diamant 5.00 20 6.3
Diamant 5.00 5 6.3
Diamant 5.00 0 6.3
Other ingredientsAmount (gr)Duration (min)
Yeast Nutrient 0.27 10

3  Fermentation

Fermentation scheme

TemperatureEnd TemperatureDurationAdditions
PRIM (Airlock) 20.0 16.0 0.0 days
GOZDAWA Old German Altbier 9 (OGA9) - 10.00gr
16.0 16.0 7.0 days
18.0 18.0 1.0 days
COND 18.0 18.0 0.0 days
SECND 19.0 20.0 2.0 days
Silica Sol - 2.00gr for 2.0 days
SECND 20.0 5.0 2.0 days
Gelatin - 1.00gr for 2.0 days
COND 5.0 5.0 0.0 days
COND 5.0 5.0 20.0 days

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