Beer after fermentation is called green beer. It takes time, up to
BREWING PROCESS
discover how beer in the Staropramen brewery is made
section-1
SWEET WORT IS MADE OF
This unique mixture needs to be held at certain temperatures, and for a certain amount of time, known only by the brewers. This is to extract sugars from cereals into wort for alcohol production in further steps of brewing.
malt
unmalted cereals
hot water
section-2
A MIXTURE OF MALT, UNMALTED CEREALS & HOT WATER IS CALLED mash.
... from liquid part (sweet wort) by filtration. After filtration this wort is pumped into a boiling kettle.
... we need to separate solid parts (milled malt and cereals)...
After mashing (holding mash on certain temperature for certain period of time)...
section-3
Boiling kettle wort boils at 100C for a certain period of time. During this process the brewers usually add the hops. The time of the hop addition is the secret of every brewer because it creates its unique flavour and aroma. While boiling at 100C, wort is also being sterilised and concentrated.
100℃
section-4
When boiling is over, we need to cool down our wort on yeast working temperature.
yeast is pitched ( added ) into wort and fermentation starts.
section-5
for one week
in special steel tanks
section-6
a couple of weeks
to age or mature in a process called
cold aging or cold maturation
This process takes places in rooms with very low and stable temperature, in isolated tanks.
section-7
When cold ageing is over, our beer is ready for consumption. Beer after cold aging is unfiltered and cloudy, so if you want to have nice, gold, transparent beer you need to filter it in order to separate remaining yeast cells.
section-8
Final production stage is filling
Beer in bottles is stored in crates or boxes and then stored in a warehouse under controlled conditions.
Beer in kegs is stored in a warehouse under controlled conditions.
section-9