How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Seafood Casserole?

You need 11 ingredients. The key ingredients include: 8 slices bread, cubed and divided, 1 green pepper, chopped, 1 1/4 lb. krab or dungeness crab, 1 can cream of mushroom soup, and more.

Is Seafood Casserole suitable as seafood?

Yes, Seafood Casserole falls under the Seafood category and is a great choice for this type of meal.

How do I store leftover Seafood Casserole?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Seafood Casserole Recipe

Name: Seafood Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 8 slices bread, cubed and divided; 1 green pepper, chopped; 1 1/4 lb. krab or dungeness crab; 1 can cream of mushroom soup; 1/2 c. mayonnaise; 2 medium onions, chopped; 4 stalks celery, chopped; 5 eggs; 3 c. milk or more; salt and pepper to taste; seasonings, Parmesan and Cheddar cheeses to taste

Try this homemade Seafood Casserole recipe the whole family will love. Made with bread, green pepper, crab and cream of mushroom soup. Easy step-by-step…

This Seafood Casserole relies on simple, everyday ingredients such as bread, cubed and divided, green pepper, chopped, krab or dungeness crab and cream of mushroom soup. It comes together quickly and makes 4 servings, at about 554 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

Serves 4 Seafood

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Coconut cream is a reliable plant-based alternative to dairy cream.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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Seafood Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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Frequently Asked Questions