1 stick butter
6 oz. pkg. butterscotch chips
6 oz. pkg. chocolate chips
1 c. peanut butter
10 oz. pkg. mini marshmallows
4 c. Rice Krispies

Melt butter in saucepan. Add chips and peanut butter (you may use more of each if you wish). Stir until melted. Remove from heat and add marshmallows and Rice Krispies. Spread in buttered 9x13 pan. Cool and cut in squares.