Preheat oven to 180 degrees C or 350 degrees F.
Soften cream cheese, cook Grace Elbow Macaroni and melt Grace Hello Margarine.
Combine breadcrumbs, sifted Grace Pumpkin Beef Soup Mix and Grace Hello Soft Margarine, set aside.
Drain liquid from Grace Mixed Vegetables and add enough water to the liquid to yield 1 cup.
Drain Grace Tuna in Water and set aside.
Combine with cream cheese. Stir in tuna, onion, mustard, Grace Mixed Vegetables and macaroni.
Scrape into a greased casserole and then sprinkle with breadcrumbs mixture.
Bake for 25 minutes or until thoroughly heated.