1/2 c. butter
3/4 c. sugar
2 squares (1 oz. each) Baker's unsweetened chocolate
2 eggs
2 c. Cool Whip
1 baked 9-inch pie shell

Cream butter with sugar. Stir in 2 cooled chocolate squares, melted. Add 2 eggs, one at a time, beating 5 minutes after each addition at high speed. Fold in 2 cups thawed Cool Whip. Pour in cooled baked 9-inch pie shell. Chill until firm about 2 hours or freeze.