Frozen Chocolate Pie

1 package cream cheese -- (3 ounces) softened

1/2 cup sugar

1 teaspoon vanilla extract

1/3 cup baking cocoa

1/3 cup milk

1 carton frozen whipped topping -- (8 ounces) thawed

1 pie pastry (9 inches) baked

chocolate curls or chips (optional)

In a mixing bowl beat cream cheese, sugar and vanilla until smooth. Add cocoa alternately with milk; mix well. Fold in whipped topping. Pour into pie shell. Freeze for 8 hours or overnight. If desired, garnish with chocolate curls or chips. Serve directly from the freezer, pie does not need to be thawed to cut.