Preheat oven to 375F. Coat a 9x13-inch baking pan with nonstick cooking spray; set aside. In large bowl, combine carrots, sugar, pineapple, prunes, egg whites and vanilla; stir to blend thoroughly. Add remaining ingredients except coconut; mix completely. Gently stir in coconut. Spread batter in prepared pan; bake about 45 minutes until pick inserted in center comes out clean. Cool on rack. Cut into squares to serve.
* can substitute jarred baby food prunes (about 4 2 1/2 oz jars)