6 cups watermelon, cut into 1-inch pieces |
1 cup coarsely chopped watercress |
3/4 cup thinly sliced vidalia onion |
1 medium english cucumber, sliced (about 3 cups) |
2 tablespoons chopped fresh mint |
2 tablespoons chopped fresh cilantro |
2 tablespoons fresh lime juice |
2 teaspoons extra-virgin olive oil |
1/4 teaspoon kosher salt |
2 ounces reduced-fat feta cheese, crumbled (about 1/2 cup) |
mint sprigs (optional) |