In a medium saucepan melt chocolate and butterscotch pieces over low heat, stirring occasionally. Remove from heat.
Stir in chow mein noodles.
Drop by rounded teaspoons onto a parchment or waxed-paper-lined cookie sheet, making V-shape cookies about 2 inches long.
Place a cherry half in the center of each. Chill in the refrigerator 1 to 2 hours or until firm. Arrange in an airtight container, placing parchment or waxed paper between layers. Store in the refrigerator up to 3 days. Makes 24 cookies.