1 pkg. butterscotch chips
1 pkg. semi-sweet chocolate chips
1 c. peanut butter
8 oz. peanuts (optional)
6 c. miniature marshmallows
1 (6 oz.) pkg. chow mein noodles

Melt together first 3 ingredients. Stir occasionally. Mix remaining ingredients together. Add melted mixture. Mix well until blended. Spread mixture evenly in 15-inch greased pan. Chill. Cut into bars.