Try this homemade Zucchini Casserole recipe the whole family will love. Made with celery, onion, mushrooms and zucchini. Easy step-by-step instructions …
This Zucchini Casserole relies on simple, everyday ingredients such as to 7 stalks diced celery, medium onion, diced, mushrooms and salt and pepper. It comes together quickly and makes 4 servings, at about 80 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