3 T butter
10 oz pkg marshmallows
3 T instant butterscotch pudding mix
6 cups Rice Krispies

Melt butter in large saucepan over low heat. Add marshmallows and stir until completely melted. Remove from heat. Stir in butterscotch pudding mix. Add Rice Krispies and stir until well coated. Press mixture evenly into buttered 13 x 9 pan. Cut into 2-inch squares when cool.