1 c. butterscotch pieces
1/4 c. brown sugar, packed
1 egg
1/4 c. butter
3/4 c. flour
1 tsp. baking powder
1/4 tsp. salt
1 c. chocolate chips
1 c. miniature marshmallows
1/2 c. chopped nuts
1 tsp. vanilla

In large saucepan, melt butterscotch chips, sugar and butter over medium heat, stirring constantly. Remove from heat. Add egg; beat well. Blend in flour, baking powder and salt. Stir in remaining ingredients. Spread in an 8x8 inch pan. Bake at 350 degrees for 20-25 minutes. Cool. Cut.