Tuna Casserole - cooking recipe

Ingredients

2 cans water packed tuna, drained
3/4 c. reduced calorie mayonnaise
1/4 c. flour
1/4 c. finely chopped onion
1/4 c. finely chopped celery
1 tsp. prepared mustard
1 3/4 c. low-fat milk
2 c. shredded Cheddar or American cheese
1 (8 oz.) pkg. elbow macaroni, cooked and drained
1/4 c. bread crumbs

Preparation

In a medium saucepan, stir together first five ingredients. Gradually stir in milk.
Cook over medium heat, stirring constantly, until mixture thickens (about 3 to 4 minutes). Gradually stir in cheese.
Add macaroni and tuna, mixing thoroughly.
Turn into a greased 2-quart casserole.
Sprinkle bread crumbs over the top and bake at 350\u00b0 for 30 minutes.