Hershey's Mini Chips Semi-Sweet Chocolate (12 oz package), divided
graham cracker crumb crust (9 oz., extra-serving-size)
Heat oven to 450°F.
Beat cream cheese and sugar in large bowl with mixer until well blended. Add eggs and vanilla. Beat well. Stir in 1 2/3 cups small chocolate chips. Pour into crust.
Bake 10 minutes. Without opening oven door, reduce temparature to 250°F. Continue baking 20 minutes or just until set. Remove from oven to wire rack. Cool completely. Cover. Refrigerate until thoroughly chilled.
Place remaining 1/3 cup chips and whipping cream in small microwave-safe bowl. Microwave at HIGH (100%) 20 to 30 seconds or just until chips are melted and mixture is smooth when stirred. Cool slightly. Spread over top of cheesepie. Refrigerate 15 minutes or until topping is set. Cover. Refrigerate leftover cheesepie.