Casamigosagaves are 100% Blue Weber, aged 7-9 years, from the rich clay soil of the Highlands of Jalisco, Mexico.Casamigosagave pias are roasted in traditional brick ovens for 72 hours, while most others steam theirs for 7 hours.Their unique flavor is a result of an 80 hour fermentation process, compared to the average 48 hours. TheMaster Distiller uses a special yeast blend resulting in a consistent, refined flavor, unlike the commercial yeasts others use.