1) Chop up 3 strawberries in a blender and mix with 1c yogurt in a separate bowl.
2) Line an 8×8 baking dish with wax paper and spread the yogurt mixture evenly across the bottom.
3) Slice remaining strawberries and place on top.
4) Put dish in freezer for 4 hours.
5) Break into chunks and eat immediately.
Calories: 144, Fat: 0, Carbs: 19, Protein: 19, Sugar: 14