Oaxaca produces 85 percent of Mexico's mezcal, and the state recognizes thirty-six distinct agave varietals approved for distillation. The denomination of origin protects not only geographic boundaries but methods: earthen pit-roasting, stone tahona mills, fermentation in wooden tinas, and double distillation in copper or clay stills. What Europe achieved through centuries of wine appellation, Oaxaca compressed into a generation of collective advocacy, codifying terroir and technique into law by 1995. The craft predates the Spanish arrival by at least two millennia. Pre-Columbian communities pulped and fermented agave for ritual pulque, but distillation arrived with colonial alembic technology in the sixteenth century. By the twentieth century, mezcal had been marginalized as a rural intoxicant, its reputation tethered to the worm-in-the-bottle gimmick exported to American liquor stores. The renaissance began in the late 1990s, when a cohort of producers and sommeliers reframed mezcal as a serious spirit, emphasizing single-varietal bottlings, estate production, and transparency in labeling. Today the industry spans industrial certificated brands and fourth-generation family palenques, many still roasting espadín and tobalá in volcanic-rock pits fired with oak. Mezcal tasting Oaxaca experiences center on the production cycle. Mature agave piñas—some weighing forty kilograms—are halved and layered into conical earth ovens, covered with palm-fiber mats and soil, then roasted for three to five days. The cooked hearts emerge caramelized and fibrous, ready for the tahona, a massive stone wheel drawn by horse or motor that crushes the agave into pulp. Fermentation proceeds in open wooden vats, wild yeasts converting sugars over four to twelve days, depending on ambient temperature and varietal. Distillation occurs in small batches, the maestro mezcalero monitoring cuts by hand, tasting for balance between smoke, fruit, and minerality. Santiago Matatlán, thirty-eight kilometers southeast of Oaxaca city, holds the unofficial title of world mezcal capital; more than eighty palenques operate within municipal limits. Santa Catarina Minas specializes in clay-pot distillation, which yields a softer, more floral profile than copper. San Baltazar Guelavila works almost exclusively with wild tobalá, an agave that grows on shaded hillsides and requires fifteen years to mature. Tasting protocols emphasize aroma first—swirl, rest, inhale—before sipping neat at room temperature. Water is added incrementally to open volatile compounds, revealing layers of citrus peel, wet stone, leather, and green herbs that define each varietal and terroir.