Since Pasteur's work, several types of microorganisms (including yeast and some bacteria) have been used to break down pyruvic acid to produce ethanol in beer brewing and wine making. The other by ...

Fermentation is the fundamental process in winemaking through which grapes are made into wine. Yeast fermentation is key to ...

First, a regular, still wine is made by fermenting the sugar in the grapes into alcohol. Then winemakers take this base wine ...

Expertise: food, wine, spirits ... from beer tanks to make their dough. In 1846, commercial baker's yeast appeared, and brewer's yeast retreated to the beerworks—except in Italy, where chefs ...