Chocolate Raspberry Cheesecake - cooking recipe

Ingredients

18 cream-filled chocolate sandwich cookies, finely crushed
2 tablespoons margarine, melted
32 ounces cream cheese, softened
1 1/4 cups sugar
3 large eggs
1 cup sour cream
1 teaspoon vanilla
6 ounces semi-sweet chocolate chips (this 6 ozs of chocolate chips should be melted and cooled slightly)
1/3 cup raspberry preserves, strained
6 ounces semi-sweet chocolate chips
1/4 cup whipping cream

Preparation

Combine crumbs and margarine; press onto bottom of 9-inch springform pan.
Combine 24 ozs of cream cheese and sugar, mixing at medium speed on electric mixer until well blended.
Add eggs, one at a time, beating well after each addition.
Blend in sour cream and vanilla; pour over crust.
Combine remaining 8 ozs cream cheese and melted chocolate, mixing at medium speed on electric mixer until well blended.
Add red raspberry preserves; mix well.
Drop rounded measuring tablespoonfuls of chocolate cream cheese batter over plain cream cheese batter, do not swirl.
Bake at 325\u00b0F for 1 hour and 25 minutes.
Loosen cake from rim of pan; cool before removing rim of pan.
Melt chocolate pieces and whipping cream over low heat stirring until smooth.
Spread over cheesecake.
Chill.
Garnish with additional whipping cream, whipped, raspberries and fresh mint leaves, if desired.