S1, E4: How is tequila harvested and cooked from agave plants? Where do better tequilas come from—the lowland or highland regions of Jalisco? What are the taste differences between tequilas that are classified as joven, reposado, and añjeo? Is the myth about the "worm" in tequila bottles true? And how can you make the perfect Margarita? Find out all this and more here.