Try this homemade Quick Onion Casserole recipe the whole family will love. Made with sweet onions, crackers, brown and cream of mushroom soup. Easy step…
This Quick Onion Casserole relies on simple, everyday ingredients such as large sweet onions, sliced, ritz-type crackers, crushed, seasoned salt and grated cheddar cheese. It comes together quickly and makes 4 servings, at about 176 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