Tuna, macaroni, creamy soup, cheese and fried onions are all you need to make this super easy tuna casserole that I learned from my roommate. It’s great as leftovers, too.

Tuna, macaroni, creamy soup, cheese and fried onions are all you need to make this super easy tuna casserole that I learned from my roommate. It’s great as leftovers, too.