Oreo Cheesecake

Directions

1. 1
   Finely roll 30 cookies; coarsely chop 20 cookies.
2. 2
   In bowl, combine finely rolled cookie crumbs and margarine.
3. 3
   Press on bottom and 2 inches up side of 9-inch spring-form pan; set aside.
4. 4
   In bowl, with electric mixer at medium speed, beat cream cheese and sugar until creamy.
5. 5
   Blend in eggs, sour cream and vanilla; fold in chopped cookies.
6. 6
   Spread mixture into prepared crust.
7. 7
   Bake at 350° for 60 minutes or until set.
8. 8
   Cool on wire rack at room temperature.
9. 9
   Chill at least 4 hours.
10. 10
    Halve remaining cookies; remove side of pan.