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 New England Seafood Casserole?

You need 11 ingredients. The key ingredients include: 1 lb. cooked shrimp, 1/2 c. minced onion, 1/2 c. minced green pepper, 1 (10 1/2 oz.) can cream of mushroom soup, and more.

Is New England Seafood Casserole suitable as seafood?

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

How do I store leftover New England Seafood Casserole?

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

New England Seafood Casserole Recipe

Name: New England Seafood Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 lb. cooked shrimp; 1/2 c. minced onion; 1/2 c. minced green pepper; 1 (10 1/2 oz.) can cream of mushroom soup; 1 (2 oz.) can chopped mushrooms with liquid; 1 (6 1/2 oz.) can crab meat, drained, flaked and cartilage removed; 1/2 c. grated Cheddar cheese; 4 Tbsp. butter; 3/4 c. milk; 3 c. cooked rice; 1 c. grated bread crumbs

Try this homemade New England Seafood Casserole recipe the whole family will love. Made with shrimp, onion, green pepper and cream of mushroom soup. Eas…

This New England Seafood Casserole relies on simple, everyday ingredients such as cooked shrimp, minced onion, minced green pepper and grated cheddar cheese. It comes together quickly and makes 4 servings, at about 1041 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

1041

kcal

Calories

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

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.
Coconut cream is a reliable plant-based alternative to dairy cream.

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

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New England Seafood Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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