Try this homemade Sea Shell Crab Casserole recipe the whole family will love. Made with pasta shells, onion, green pepper and celery. Easy step-by-step …
This Sea Shell Crab Casserole relies on simple, everyday ingredients such as medium pasta shells, large onion, chopped, medium green pepper, chopped and celery ribs, chopped. It comes together quickly and makes 4 servings, at about 662 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