Watermelon Feta Salad

Ingredients

• 1/2 large chilled seedless watermelon, cut into 1-inch cubes

• 1 small red onion, sliced

• 1 cup thinly sliced fresh basil leaves

• 1 cup chopped fresh cilantro

• 1/2 cup minced fresh mint leaves

• 2 limes, juiced

• 1 (4 ounce) package crumbled feta cheese

• 3 tablespoons olive oil

• 2 tablespoons balsamic vinegar, or more to taste

• salt and ground black pepper to taste