Ingredients

One 4 1/2-pound piece watermelon, peeled, seeded, and cut into 1-inch cubes (about 4 cups)

1 pint fresh raspberries

Juice of 1 lemon

1/4 cup sugar

Vanilla ice cream, for serving (optional)

Preparation

Place watermelon in a large bowl, and add raspberries, lemon juice, and sugar; toss to combine. Let stand at least 30 minutes, tossing occasionally, until all sugar is dissolved. Serve chilled or at room temperature with vanilla ice cream, if desired.