Yeast fermentation is key to making a wide range of foods and drinks ... wild yeasts that might collect on the fruit. A ...

Such wines alter very little when exposed to the air; the red wines ... termed under yeast or sedimentary yeast. The separation of yeast from wine or beer, during the fermentation of grape-juice ...

Carbonic maceration is a technique used during the fermentation process when grape juice becomes wine. Generally, this happens because yeast eat the ... used with red wines, especially Gamay ...

For example, tartaric acid lowers the pH to a level at which many bacteria cannot live, and it acts as a preservative after fermentation. Two types of yeast are used in wine making: wild yeast and ...

In practice, the weight of the grapes on the top crushes the grapes on the bottom and yeasts ferment the juice; the wine is partly a product of carbonic maceration and partly of traditional yeast ...

This process, used primarily in making red wine, involves steeping grape ... of a liqueur de tirage (a wine solution of sugar and yeast) to a bottle of still base wine, triggering a secondary ...