Fermentation is the process in which yeast breaks down sugar into alcohol and carbon dioxide. … Carbon dioxide gas bubbles out of the fermenting solution into the air leaving a mixture of ethanol and water. -alcoholandyou.org
After the agaves are cooked, they are then juiced mechanically. The juice is then transferred to the fermentation tanks. 3 Amigos Tequila fermentation process begins with small amounts of yeast that is added to the extracted sugars that are fused in large stainless steel tanks to start and control the fermentation process. During the 72 hour period the sugars are converted into alcohol.