Monday, February 20, 2012

5.5 Beer production

5.5 Understand the role of yeast in the production of beer

Beer is largely Ethanol. This is produced from glucose which is broken down to ethanol and carbon dioxide.
                                                                                           Yeast + Enzymes
                                                                     glucose ------------------------> ethanol   +  Carbon dioxide

Ethanol is flavored by the addition of plants.

            amylase                              maltase
Starch ---------------> Moltose --------------------> Glucose

Starch comes from things such as barley seeds, wheat seed, and even rice.
This happens through the process called malting


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