LONDON (AP) — Tequila-based margaritas and palomas have long been cocktail-menu staples, but their base ingredient — agave — is working its way into other cocktails for a modern twist on traditional drinks. While tequila, made from the blue agave plant, is the best-known of the agave spirits, mezcal has also grown in popularity. It's made from a wider variety of agaves across Mexico, and is roasted underground for a smokier flavor.