1 reg. can tuna, drained. 
 1 can cream of mushroom soup
 1 3-oz. package cream cheese, softened
 1/3 cup milk
 1 T dried onion flakes
 1 t. mustard
 1 cup raw macaroni, cooked
 
 Cook macaroni, drain. Drain tuna and flake. Mix soup, cream cheese, milk,
 dried onion, flakes and mustard. Combine macaroni, tuna and soup. Mix.
 Pour into buttered casserole. Top with buttered cracker crumbs. Bake at
 350* 45 minutes.
 
 This casserole is creamy and rich. I usually add another can of tuna and
 throw in some frozen peas!