Tuna Macaroni Casserole

• 8 ounces small shell pasta or 8 ounces elbow macaroni
• 2 (10 3/4 ounce) cans condensed cream of celery soup
• 23 cup milk
• 12 cup mayonnaise
• 1 teaspoon dry mustard
• 2 cups shredded mild cheddar cheese
• 3 (6 1/2 ounce) cans tuna in water, drained and flaked

1. Cook macaroni according to package directions; drain.
2. In a bowl blend together the soup, milk, mayonnaise and mustard.
3. Stir in cheese and tuna.
4. Gently fold in cooked macaroni.
5. Turn into a 3 quart casserole.
6. Bake, uncovered, in a preheated 350 oven until heated through, 45 to 50 minutes.

shell pasta, condensed cream, milk, mayonnaise, mustard, cheddar cheese, water

Taken from www.food.com/recipe/tuna-macaroni-casserole-218549 (may not work)