Inside the factory in the town of Tequila, workers have been using traditional techniques for more than a decade to squeeze nectar from agave. I placed the mouth of the glass bottle under the spigot ...

This extends the cooking process from eight hours to 24 (with another 24 hours of resting). Normally, the next step, fermentation, is pushed along with additives and lasts one to two days, but Barajas ...