BASE:

1 pkg. Pillsbury Plus yellow cake mix
1/2 c. butter, softened
1 egg
4 c. miniature marshmallows
2 tsp. vanilla
12 oz. pkg. (2 c.) peanut butter chips
2 c. Rice Krispies
2 c. salted peanuts

TOPPING:

2/3 c. corn syrup
1/4 c. butter

Heat oven to 350 degrees. In large bowl combine all base ingredients except marshmallows at low speed until crumbly. Press into bottom of ungreased 13"x9" pan. Bake at 350 degrees for 12 to 18 minutes or until light golden brown. Remove from oven and immediately sprinkle with marshmallows. Return to oven 1 to 2 minutes or until marshmallows just begin to puff. Cool while preparing topping.

In large saucepan heat corn syrup, butter, vanilla and chips just until chips are melted and mixture is smooth, stirring constantly. Remove from heat; stir in cereal and nuts. Immediately spoon warm topping over marshmallows; spread to cover. Chill; cut into bars. Store covered. 36 bars.