1 1/2 c. vanilla wafer crumbs
1/2 c. powdered sugar
1/3 c. Hershey's cocoa
1/3 c. melted butter
2 c. Hershey's semi - sweet chocolate chips
3 (8 oz.) pkg. cream cheese, softened
14 oz. can Eagle Brand sweetened condensed milk
4 eggs
2 tsp. vanilla extract

Heat oven to 300 degrees. For crust, combine crumbs, sugar, cocoa and melted butter; press firmly on bottom of 9 inch springform pan and set aside. In heavy sauce pan over very low heat, melt chips, stirring constantly. In large mixing bowl, beat cheese until fluffy. Gradually beat in sweetened condensed milk until smooth. Add melted chips and remaining ingredients. Mix well. Pour into prepared pan. Bake 65 minutes or until center is set. Cool, chill. Refrigerate leftovers.