Serves 4 1 small seedless watermelon, red or yellow, quartered and cut into 1-inch-thick wedges 1 cup sugar 3/4 cup water 1/2 cup tequila 1/4 cup Triple Sec 2 limes, halved or cut into wedges Flaked sea salt or coarse salt Arrange watermelon in a single layer in two 9-by-13-inch baking dishes. Bring sugar, water, tequila, and Triple Sec to a boil in a small saucepan. Cook, stirring, until sugar dissolves, about 1 minute. Let cool slightly. Pour syrup over watermelon wedges, and refrigerate for at least 45 minutes. Remove watermelon from syrup, and arrange on a platter. Squeeze limes over melon, and season with salt.