1 (8 oz.) pkg. cream cheese, softened
1/2 c. mayonnaise
1/2 c. sugar
2 eggs
1 (6 oz.) pkg. semi sweet chocolate chips, melted
1 tsp. vanilla
1 chocolate or graham cracker pie crust

In a large bowl, with mixer at high speed, beat cream cheese and mayonnaise until smooth. Gradually beat in sugar. Beat in eggs, one at a time. Beat in chocolate and vanilla until smooth. Pour into pie crust and place on cookie sheet. Bake at 350 degrees for 30 to 35 minutes or until set. Chill 4 hours before serving.