What is the primary liquor used in a Margarita?

The primary liquor used in a Margarita is tequila. This cocktail is traditionally made by combining tequila with lime juice and orange liqueur, creating a refreshing drink that highlights the distinct flavors of high-quality tequila. Tequila itself is produced from the blue agave plant, primarily in the region surrounding the city of Tequila in Mexico. The unique characteristics of tequila, which can vary based on factors such as the type of agave and production methods, are integral to the Margarita's flavor profile.

This choice is significant because the Margarita is not just defined by its ingredients but by the authenticity and tradition it represents, with tequila being central to its identity. Using other spirits like vodka or gin would fundamentally change the drink, moving it away from what classifies it as a Margarita.