Harvest mature blue agave plants
Remove the leaves and extract the piña
Cook the piñas to convert starches into fermentable sugars
Crush or shred the cooked agave to extract juice
Ferment the agave juice with yeast
Distill the fermented liquid
Distill again to increase purity and alcohol content
Dilute to the desired proof with water
Filter if needed
Age in barrels if making reposado, añejo, or extra añejo
Bottle the tequila