Seafood Casserole (Microwave)

Prep: 10 min Cook: 8 min Serves: 4 Cuisine: American

A hearty and creamy seafood casserole featuring tender vegetables, flaky seafood, and melted cheese, all prepared effortlessly in the microwave. Perfect for busy weeknights or comforting family dinners, it combines the flavors of seafood, broccoli, and cheese in a satisfying one-dish meal.

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Ingredients

  • 2 cups loose-pack frozen cut broccoli
  • 2 cups cooked and drained medium noodles
  • 1 can condensed cream of shrimp soup (10 3/4 oz.)
  • 1/2 cup milk
  • 1 can tuna, crabmeat or skinless boneless salmon (6 1/2 oz.)
  • 1/2 cup shredded Cheddar cheese

Instructions

  1. In a 1 3/4-quart casserole, combine broccoli, cooked noodles, soup, and milk.
  2. Drain and flake seafood, removing cartilage from crabmeat if necessary.
  3. Gently stir seafood into the broccoli mixture.
  4. Cook on 100% power in the microwave for 7 to 9 minutes or until heated through and vegetables are crisp-tender.
  5. Sprinkle with shredded Cheddar cheese.
  6. Cover and let stand until the cheese is melted.

Tips & Substitutions

For a creamier texture, consider adding a tablespoon of butter or a splash of lemon juice to the mixture before microwaving. You can substitute the seafood with cooked shrimp or even a can of mixed seafood for variety. If you prefer a different cheese, mozzarella or a blend of Italian cheeses can work well. For added flavor, sprinkle some garlic powder or onion powder into the casserole.

Serving Suggestions

Serve this seafood casserole hot, garnished with fresh parsley or a squeeze of lemon for brightness. It pairs beautifully with a simple side salad or some crusty bread. For a complete meal, consider serving it alongside steamed rice or a bed of quinoa. You could also browse more seafood recipes to find complementary dishes.

Storage & Reheating

Store any leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, microwave in short intervals, stirring occasionally, until heated through. If the casserole seems dry, you can add a splash of milk to restore its creaminess. This makes it easy to enjoy again without losing flavor.

Nutrition & Diet Analysis (per serving)

Each serving of Seafood Casserole (Microwave) contains roughly 1149 calories, with 36g protein, 185g carbohydrates, and 29g fat. It is an excellent source of protein (72% of the Daily Value), iron (64% of the Daily Value), and calcium (53% of the Daily Value), and a good source of vitamin C and vitamin D. Note that it is relatively high in sodium, at 1616mg per serving (70% of the Daily Value).

1149 kcal 57% DV
Protein Fat Carbs

Macronutrients

Protein 35.8g 72% DV
Total Fat 28.9g 37% DV
Carbs 185g 67% DV
Fiber 1g 4% DV
Sugar 46.8g 94% DV

Electrolytes

Sodium 1616.3mg 70% DV
Potassium 526.6mg 11% DV
Cholesterol 81.3mg 27% DV

Vitamins & Minerals

Vitamin A 357.7mcg 40% DV
Vitamin C 15.5mg 17% DV
Vitamin D 3.1mcg 15% DV
Calcium 686.8mg 53% DV
Iron 11.5mg 64% DV
Diet fit High-protein Low-fat
Contains Milk Wheat/Gluten Fish Shellfish

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I use fresh broccoli instead of frozen?

Yes, you can use fresh broccoli, but you'll need to blanch it first to ensure it's tender when the casserole is cooked. Steam the broccoli for about 3-4 minutes before adding it to the casserole, and adjust the cooking time accordingly to ensure everything is heated through.

What can I do if I don’t have cream of shrimp soup?

If you don’t have cream of shrimp soup, you can substitute it with cream of mushroom or cream of chicken soup. For a homemade version, blend together equal parts of cream and broth with seasonings to mimic the flavor. This allows for flexibility while still achieving a creamy base for the casserole.

Is this casserole suitable for freezing?

While this casserole can be frozen, the texture of the broccoli and seafood may change upon thawing. If you plan to freeze it, allow it to cool completely, then transfer to a freezer-safe container. To reheat, thaw in the refrigerator overnight and then microwave until heated through, ensuring the seafood is not overcooked.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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