Try this homemade Broccoli-Cheese-Onion Casserole recipe the whole family will love. Made with frozen broccoli spears, cream of mushroom soup, milk and …
This Broccoli-Cheese-Onion Casserole relies on simple, everyday ingredients such as frozen broccoli spears, cream of mushroom soup, shredded cheese and to 2 tsp. dry onion soup mix. It comes together quickly and makes 4 servings, at about 372 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.
Updated Jun 30, 2026