Casserole. Hans Braxmeier / Pixabay.com / 2014 / CC0 1.0
Casserole refers both to a type of baking vessel, and the type of savoury dish typically prepared in it.
Casseroles became a solid staple of American home-cooking starting in the early mid-1900s.
See also: Casseroles (main entry), Casserole dish sizes