Cook the broccoli, drain thoroughly, and spoon into a lightly greased, medium-large sized baking dish. Set aside.
2 10 oz pkgs frozen broccoli, thawed, drained, & chopped OR 20 oz fresh broccoli, steamed, and chopped
In a large mixing bowl, stir together the onion, soup, 1/2 cup of cheese, milk, mayo, eggs, and red pepper flakes until evenly combined.
1 medium onion, diced, 1 10 3/4 oz can cream of broccoli or cream of mushroom soup, 1 cup shredded sharp cheddar cheese, divided, 1/4 cup milk, 1/4 cup mayonnaise, 2 eggs beaten, pinch crushed red pepper flakes
Spoon the mixture evenly out over the broccoli. Using the back of the spoon, spread out as necessary.
Sprinkle the remaining 1/2 cup of cheddar evenly out over top the casserole. Sprinkle with smoked paprika.
smoked paprika
Bake the casserole at 350 degrees for 45 minutes. Let rest 5-8 minutes before serving.