Grilled cheese casserole for a crowd pairs pre-toasted bread and melted cheese with a thick tomato filling, while extra soup stays on the side to help keep the bread crisp. See also [tomato soup casserole](/tomato-soup-casserole/) and [family lunch casserole](/family-lunch-casserole/).
Essential Concepts
Toast the bread, thicken the tomato filling, and serve soup on the side.
