1. Preheat oven to 350°. Whisk together first 4 ingredients until well blended. Pour mixture into Almond-Graham Crust.
2. Bake 10 to 15 minutes or until pie is set and edges are golden brown. Cool completely on a wire rack about 1 hour. Chill 2 hours or until firm.
3. Combine sour cream and powdered sugar; spread mixture over top of pie. Serve with Raspberry Sauce, and garnish, if desired.