This Watermelon Feta Salad is low calorie and bursting with flavor!The sweet and soft watermelon with the crunchy cucumber is a perfect combination. And if you've ever added salt to your watermelon, you already know that salty bites like feta are amazing with the sweet melon!Special Tip: If you choose to use a large watermelon and need more precise measurements, you'll need 3.5 cups watermelon.