Tequila Herradura of the area’s economy as well with the Tequila Express train arriving to it and Amatitán from Guadalajara . Herradura produces tequila and tequila based beverages under the Herradura, Hacienda de Cristero, Grand Imperio, El Jimador and New Mix names. Herradura brand tequilas are 100 % blue agave. As an authentic tequila, bottles bear certification from the Mexican government. Herradura brands include Herradura Blanco (46% alcohol), Herradura Blanco Suave (40%), Herradura Reposado (40%), Herradura Antiguo (38%), Herradura Añejo (40%) and Selección Suprema (40%). The best selling varieties are Reposado, Añejo and Selección Suprema. Herradura introduced their first Reposado tequila in
Tequila fruitier-tasting tequila, while lowland agaves give the tequila an earthier flavor. Unlike other tequila production steps, fermentation is one of the few steps out of the control of human beings. Fermentation is the conversion of sugars and carbohydrates to alcohol through yeast in anerobic conditions, meaning that oxygen is not present during the process. Fermentation is also carried out in a non-aseptic environment which increases the bacterial activity of tequila. The participation of microorganisms from the environment (yeasts and bacteria) makes fermentation a spontaneous process which gives rise to many byproducts that contribute to the flavor and aroma of tequila.