1 yellow cake mix
1/2 c. butter, melted
1 egg
3 c. miniature marshmallows
12 oz. peanut butter chips
2/3 c. Karo syrup
1/4 c. butter
2 c. salted peanuts

Mix cake mix, melted butter and egg; pat into 9 x 13 pan.

Bake 20 minutes at 350°F. Put marshmallows over crust. Mix peanut butter chips, syrup and 1/4 cup butter together and microwave 2 minutes. Pour over marshmallows. Press in salted peanuts.