A casserole is a cohesive, one-dish meal that's baked.
One-dish meal? ... Lasagna is, in fact, already a casserole.
What is the difference between casserole and lasagna?
As nouns the difference between lasagna and casserole
is that lasagna is a flat sheet of pasta while casserole is a dish of glass or earthenware, with a lid, in which food is baked and sometimes served.
What makes a casserole a casserole?
Getting down to the basics, a casserole is any food that is cooked and served in the same dish. They are typically baked and can consist of proteins like beef, chicken, or fish, a variety of vegetables, or almost anything else you can think of. ... Then, it is cooked uncovered in an oven.