1 pkg. (2-layer size) devil's food cake mix
4 oz. (1/2 of 8-oz. pkg.) cream cheese, softened
1/2 cup peanut butter
1/2 cup sugar
1/2 cup chopped walnuts
PREHEAT oven to 375ºF. Place all ingredients except sugar and nuts in large bowl. Beat with electric mixer on low speed 2 min. Add nuts. Beat on medium speed an additional 2 min. or until well blended.
SHAPE into 1-inch balls. Place, 2 inches apart, on baking sheets. Flatten each ball, in criss-cross pattern, with tines of fork dipped in sugar.
BAKE 8 min. or until edges of cookies are set. Cool 2 min. on baking sheets. Remove to wire racks; cool completely.