Butterscotch Parfaits

2 cups cold milk
1 package (3.4 ounces) instant butterscotch pudding mix
18 vanilla wafers, coarsely crushed
1 carton (8 ounces) frozen whipped topping, thawed
6 maraschino cherries, optional

In a mixing bowl, beat milk and pudding mix for 2 minutes or until thickened. In six parfait glasses, alternate layers of pudding, wafer crumbs and whipped topping. Garnish with cherry if desired. Refrigerate until serving. Makes 6 servings.