5 c. mini marshmallows
4 tbsp. butter
5 c. Rice Krispies
1 lb. caramels
1 can sweetened condensed milk
4 tbsp. butter

Microwave marshmallows and butter 2 minutes. Stir. Add Rice Krispies. Put in 9x13 pan. Melt caramels, milk and butter; pour on top of bars and chill until firm. Make another batch of Rice Krispies and put on top of caramel mixture.