Barley to Beer The Science Behind Brewing. . Ingredients of Beer. Barley ( Hordeum vulgare ) Hops ( Humulus lupulus ) Yeast ( Saccharomyces cerevisiae ) Water . Barley. Barley is selected to have a high starch to protein ratio as protein causes cloudiness in beer
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.
Starch + amylase + H2O
maltose + starch + amylase + heat
1. Steralize the beer
2. Denature proteins that otherwise make the beer cloudy. The proteins form clumps and drop out of the beer.
3. Add hops for bitterness, flavour and aroma
Boil Time Constant (K)
45 min. to 60 min. K = 28 to 30
20 min. to 40 min. K = 8 to 12
O min. to 10 min K = 0 to 5
C6H12O6 2CH3CH2OH + 2CO2