Mix together until crumbly:

1 yellow cake mix
1 egg
1/3 c. butter

Pack lightly into ungreased 9 x 13 inch pan. Bake at 350 degrees for 15-20 minutes.

Spread 3 cups miniature marshmallows over top of crust. Bake in oven 5 minutes until puffy, but not brown. Cool.

In saucepan melt:

2/3 c. white corn syrup
1 (12 oz.) pkg. peanut butter chips
1/4 c. butter

Stir until well blended.

Then add:

2 tsp. vanilla
2 c. Rice Krispies
1 c. salted peanuts

Spread over marshmallows. Let cool and cut into bars.