Try this homemade Tuna Casserole recipe the whole family will love. Made with onion, green bell pepper, macaroni noodles and mixed vegetables. Easy step…
This Tuna Casserole relies on simple, everyday ingredients such as to 1 whole onion, chopped., c macaroni noodles, bag frozen mixed vegetables and cream of celery soup. It comes together quickly and makes 4 servings, at about 1190 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