Crust: Mix and press into bottom of springform pan.
Cheese Filling: Mix and pour over crust. Bake at 375° for approximately 35-45 minutes. Cool 30 minutes.
Topping: Pour over cheese cake. Bake at 500° for 5 minutes. Cool 1 hour. Refrigerate 8 hours. Food processor works well for all steps.
Raspberry sauce: Bring to a boil in pan the raspberries, sugar, and 1/2 cup water. Add the corstarch-water after the berries, etc. are liquid. Bring to a hard boil for 1 good minute.
Remove from heat. Cool; refrigerate. Serve at room temperature.