The Watermelon Mint Margarita: a refreshing addition to any summer day. Check out Cointreau.com for more recipes to help beat the heat. | 1 oz Cointreau, 1.5 oz blanco tequila, 1 oz lime juice, 2 oz watermelon juice, Pinch of salt, 8 mint leaves, plus more for garnish | Photo Cred: Bon Appetit Magazine