Ingredients Original recipe yields 2 servings Ingredient Checklist 1 cup cubed seeded watermelon 1 ¼ cups water 3 tablespoons sweetened strawberry lemonade drink mix Directions Instructions Checklist Step 1 Place the watermelon pieces onto a plastic-wrapped baking sheet, and freeze until solid, about 45 minutes.n Step 2 Place the frozen watermelon, water, and strawberry lemonade drink mix in a blender; blend until slushy.
