1. Preheat oven to 350°. Process first 4 ingredients in a blender until smooth. Pour mixture into piecrust.
2. Bake at 350° for 10 to 12 minutes or until pie is set. Let pie cool completely on a wire rack (about 1 hour). Garnish, if desired.
Bake the pie on a baking sheet for easier removal from the oven.