Place fruit in shallow pan. Freeze 3 to 4 hours or until firm.
Place frozen fruit in food processor bowl with metal blade. Cover; process 15 to 20 seconds or until coarsely chopped.
Add whipped topping, yogurt and powdered sugar. Cover; process until smooth. Spoon into individual dessert dishes. If desired, garnish each serving with a fresh strawberry fan and/or wedges of kiwi fruit. Serve immediately.