Refreshing Watermelon Lemonade Slush

1 cup cubed seeded watermelon

1 ¼ cups water

3 tablespoons sweetened strawberry lemonade drink mix

Place the watermelon pieces onto a plastic-wrapped baking sheet, and freeze until solid, about 45 minutes.

Place the frozen watermelon, water, and strawberry lemonade drink mix in a blender; blend until slushy.