While we are all panting from the heat....something to cool off with. It's very, very good. Watermelon Salsa Recipe from the Washington Post. Great summer dish to substitute for the standard salad. Makes 2 cups. 2 cups seeded and coarsely chopped watermelon 2 tablespoon onion, chopped 2 tablespoon water chestnuts, chopped 2-4 tablespoon anaheim chillies, chopped 2 tablespoon balsamic vinegar 1/4 teaspoon garlic salt Combine all ingredients and mix well. Refrigerate for at least an hour. Serve with grilled chicken.