make-ahead breakfast casserole

What is this breakfast casserole? This is not your limp, soggy-“leftovers” casserole. This is a bold, baked-brunch banquet that you assemble the night before and wake up to like a breakfast boss. Think cubed bread, savory sausage (or veggies), eggs, cheese, and a sassy hint of seasonings, all soaking overnight in custard. By morning, you…