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 (6 oz.) chocolate ready crust pie crust

In large bowl with mixer at medium 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 in 350 degree oven for 30 to 35 minutes or until set. Chill 4 hours. Garnish with piped whipped cream.