1/2 c. butterscotch chips
1/4 c. butter
3/4 c. flour
1 tsp. baking powder
1/2 tsp. vanilla
1/3 c. brown sugar
1/4 tsp. salt
1 egg
1 c. mini marshmallows
1 c. chocolate chips
1/4 c. nuts (opt.)

Melt and cool butterscotch chips and butter. Add next 6 ingredients and mix well. Fold in marshmallows, chocolate chips and nuts. Put in a greased 9 x 9 inch pan. Bake at 350 degrees for 20 to 25 minutes.