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A yeast is a kind of unicellular fungus which can be reproduced by division or budding. Ovoid format, yeasts establish chains and generate enzymes that can break down the sugars and other organic bodies in simpler substances.

It is also called yeast dough formed by these unicellular fungi that has the particularity of producing fermentation of body with which it is mixed. These yeasts are used in the field of bakery and pastry.

The scientific name yeast Saccharomyces cerevisiae It is one of the most used for cooking. Depending on your strain, it is possible to distinguish between bakery yeast and the beer yeast .

This fungus grows anaerobically and causes the alcoholic fermentation of carbohydrates , producing ethanol and carbon dioxide in the process. The release of gases causes the dough to grow and become spongy.

When a person uses yeast to make bread, he is definitely working with live microscopic fungi. Those fungi, when coming into contact with the sugars and other carbohydrates of the flour and mixing with Water , break them down, causing the fermentation that makes the dough .

Yeast is marketed in different formats. The compressed fresh yeast or pressed and the dry yeast They are the most popular.

It should be noted that the so-called chemical yeast , also known as driving or baking powder , is a chemical that allows you to raise a mass because it releases carbon dioxide. However, it is not a yeast (a fungus ), although it fulfills the same function.

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