Strawberry Lemonade Slushies: Ingredients: 12 oz frozen strawberries (about 2 heaping cups). 1-1/2 cups prepared lemonade. Optional: 1 to 2 tsp of sugar, it will just depend how sweet your strawberries are- give it a taste. Directions: Add lemonade to the blender and then strawberries. Blend until you have desired slushie consistency!