1/2 pkg. egg noodles, cooked and drained

In skillet:

Melt 1/2 stick butter
Brown sm. chopped onion

Add:

1 can cream of mushroom soup
1 can milk

Melt chunks of American cheese in sauce. Add:

1 can tuna

Pour contents of skillet over cooked noodles in greased casserole. Crush saltine crackers and sprinkle over top. Cover and bake 45 minutes at 350 degrees.