Try this homemade Onion Casserole recipe the whole family will love. Made with Vidalia onions, cream of mushroom, milk and water. Easy step-by-step inst…
This Onion Casserole relies on simple, everyday ingredients such as soup can milk, slivered water chestnuts, total or corn flakes and margarine, melted. It comes together quickly and makes 4 servings, at about 150 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.
Updated Jun 30, 2026