In frying pan; place margarine, onion and satire til clear.

Add cheese, milk, pepler, salt,dry mustard, flour over low heat til cheese & molasses incorporated to a creamy mixture.

Cook (in 2 qt salt aater) 6 cups macaroni for approx 8 min. Drain.

Mix together cooked macaroni with cheese sauce. Place in baking dish.

Bread Crumb Topping: 1 Tablespoon margarine (melted). Brown bread in bargarine until toasted. Place on top of macoroni and bake at 350°F for 20-25 min.