3 tbsp. butter, melted
1 1/2 c. Oreo cookie crumbs

FILLING:

3 (8 oz.) pkgs. cream cheese
1 c. sugar
1/4 c. cocoa
2 tsp. vanilla
3 eggs
1/2 c. cream (can be half-and-half)

Mix ingredients for crust together and press in springform pan. Preheat oven to 350 degrees. Beat cheese until smooth. Add sugar, cocoa, and vanilla. Add eggs, one at a time, beating well. Blend in cream. Pour mixture over crumbs. Bake 50 minutes. Cool and chill.