Try this homemade Grilled Portabella Sammies/Sandwiches With Onion Marmalade recipe the whole family will love. Made with olive oil, onions, red wine vi…
This Grilled Portabella Sammies/Sandwiches With Onion Marmalade relies on simple, everyday ingredients such as olive oil, medium onions, sliced thin, red wine vinegar and orange juice. It comes together quickly and makes 4 servings, at about 612 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