1 (6 oz.) pkg. butterscotch bits
1/4 c. brown sugar
1 egg
1 tsp. baking powder
1 (6 oz.) pkg. chocolate chips
1 tsp. vanilla
1/2 c. walnuts
1/4 c. butter
3/4 c. flour
1/4 tsp. salt
1 c. miniature marshmallows

Melt butter, chips and sugar in saucepan. Remove from heat. Add egg, add flour, baking powder and salt. Stir in remaining ingredients. Spread in 8-inch pan. Bake 20 to 30 minutes. Cool and cut.