Tuna melt casserole is far superior to those old tuna casseroles from your childhood. It nods to the classics with a topping of cheese and tomato slices, but it's much more balanced and special.

For the easiest possible dinner solution, you can use boxed scalloped potatoes, which taste nearly as good as fresh, but feel free ... tuna noodle casserole, you might have noticed that the dairy ...