Yeasts and food - Beer

Saccharomyces cerevisiae

Beer is a famous beverage mainly consumed in the north and centre European countries. It is appreciated by almost all people there and most of them don´t know that this product is in the roots of Biotechnology. Thus, a few posts will be dedicated to the origins and methods to produce this well-known product.
Traditionally and historically yeasts are associated with alcoholic fermentation. This can be well understood in face of the role of yeasts in the production of alcoholic beverages, like beer and wine.