Macaroni pie

Macaroni cheese pie is a casserole dish based on baked macaroni and cheese. Primary ingredients may include elbow macaroni, cheese, and milk. Typical ingredients in macaroni pie include macaroni pasta, cheese, milk, butter, flour, salt, pepper and various spices. Additional ingredients sometimes used include onion and bread crumbs. Other ingredients may also be used. It can be prepared as a low-fat dish using reduced fat cheese and skim milk. Some versions, such as those in Scotland, are prepared using a pie crust, while others are not. It may be served sliced into wedges.

Source: Wikipedia