Try this homemade Sweet Onion Casserole recipe the whole family will love. Made with sweet onions, margarine, Swiss cheese and cream of chicken soup. Ea…
This Sweet Onion Casserole relies on simple, everyday ingredients such as medium sized sweet onions, margarine, (5 oz.) can evaporated milk and lite soy sauce. It comes together quickly and makes 4 servings, at about 572 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