PREPARATION:
- Preheat oven to 425°F. Coat 9-inch springform pan with nonstick cooking spray; set aside.
- Combine cornflakes, coconut and egg whites in medium bowl; toss gently until blended. Place mixture in prepared pan; press firmly to cover bottom and 1/2 inch up side of pan. Bake 8 minutes or until edge begins to brown. Cool completely on wire rack.
- Drain pineapple, reserving juice in small saucepan. Stir pineapple juice into cornstarch until smooth. Bring to a boil over high heat. Boil 1 minute, stirring constantly. Remove from heat; cool completely. Stir in sugar substitute and coconut extract, if desired.
- Combine pineapple, mango slices and banana slices in medium bowl. Spoon over baked crust; drizzle with pineapple juice mixture. Cover with plastic wrap; refrigerate 2 hours. Cut into 8 wedges.
