1 (7 oz.) pkg. shell macaroni, uncooked
2 c. diced, cooked chicken or turkey
1 c. diced celery
1 (8 oz.) pkg. Velveeta, cubed
1 can cream of chicken or mushroom soup
2 c. milk

Mix all together; put in casserole and refrigerate overnight. Bake at 350 degrees for 1 1/2 hours.