Peanut Butter Cheesecake Squares

20 Peanut Butter Chocolate Chip Cookies, finely crushed
3 tablespoon butter, melted
2 pkg. (8 oz. each) Cream Cheese, softened
1/2 cup sugar
1/2 teaspoon vanilla
2 eggs
1/4 cup creamy peanut butter

Preheat oven to 350 degrees. Mix crumbs and margarine; press firmly onto bottom of 9-inch square baking pan. Beat cream cheese, sugar and vanilla in large bowl with electric mixer on medium speed until well blended. Add eggs, 1 at a time, mixing on low speed after each addition just until blended.

Remove 1/2 cup of the batter; set aside. Spread remaining batter over crust. Stir peanut butter into reserved 1/2 cup batter. Spoon over cheesecake. Cut through batter with knife several times for marble effect.

Bake 35 to 40 min. or until center is almost set. Cool completely on wire rack. Cover. Refrigerate 3 hours or overnight. Cut into 25 squares. Store in airtight container in refrigerator. Makes 12 servings, 2 squares each