Already cut-up watermelon, often in quarters or halves, can be found in most produce markets or in the produce section of larger supermarkets.
Summer is known for great farmers' markets! And they're a great place to find a wide variety of colorful tomatoes. Use them when preparing this tasty salad.
Prepare dressing mixture and refrigerate in covered plastic container. Prepare fruit and vegetables as directed; store in separate resealable plastic bags. Refrigerate until ready to assemble.