Seafood Casserole With Mushrooms

Prep: 20 min Cook: 40 min Serves: 8 Cuisine: American

A hearty seafood casserole featuring shrimp, crab, and tuna combined with a creamy mushroom sauce, rice, and crunchy bread crumbs, perfect for family dinners or special occasions.

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Ingredients

  • 1 cup uncooked rice
  • 1 cup chopped celery
  • 1/4 cup chopped onion
  • 1 green bell pepper, chopped
  • 2 tablespoons margarine
  • 2 tablespoons melted butter
  • 3 tablespoons flour
  • 1 1/2 cups milk
  • 1 teaspoon Worcestershire sauce
  • 1 cup mayonnaise
  • 8 ounces shrimp
  • 8 ounces crab meat
  • 1 (6 oz) can tuna, drained
  • 1 (4 oz) can mushrooms, drained
  • 1 cup bread crumbs

Instructions

  1. Cook rice following package directions; drain and spoon into a greased 9 x 13-inch baking dish.
  2. Saute chopped celery, onion, and green bell pepper in margarine until lightly browned.
  3. In a saucepan, blend melted butter and flour; cook for 1 minute.
  4. Stir in milk and Worcestershire sauce; cook until thickened, stirring constantly.
  5. Add the sauteed vegetables, mayonnaise, shrimp, crab meat, tuna, and mushrooms; mix well.
  6. Pour the mixture over the rice in the baking dish.
  7. Sprinkle with bread crumbs on top.
  8. Bake at 350°F (175°C) for 40 minutes.

Tips & Substitutions

For a lighter version, you can substitute Greek yogurt for mayonnaise. If you don't have fresh shrimp, consider using frozen ones; just thaw them before adding to the mixture. To enhance flavor, add a dash of Old Bay seasoning or paprika. You can also incorporate other seafood like scallops or lobster for a richer seafood casserole.

Serving Suggestions

Serve this seafood casserole with a fresh garden salad or steamed vegetables for a balanced meal. It pairs beautifully with a crisp white wine or a light beer. For added flavor, consider serving it alongside the Tempting Shrimp Spread as an appetizer to start your meal.

Storage & Reheating

Store leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, place the casserole in a preheated oven at 350°F (175°C) for about 20-25 minutes until heated through. Alternatively, you can microwave individual portions for 2-3 minutes, checking for even heating.

Nutrition & Diet Analysis (per serving)

Each serving of Seafood Casserole With Mushrooms contains roughly 908 calories, with 19g protein, 106g carbohydrates, and 46g fat. It is an excellent source of iron (39% of the Daily Value), protein (38% of the Daily Value), and vitamin C (33% of the Daily Value), and a good source of calcium and dietary fiber. Note that it is relatively high in sodium, at 1014mg per serving (44% of the Daily Value).

908 kcal 45% DV
Protein Fat Carbs

Macronutrients

Protein 18.8g 38% DV
Total Fat 45.6g 58% DV
Carbs 105.6g 38% DV
Fiber 3.9g 14% DV
Sugar 17.6g 35% DV

Electrolytes

Sodium 1013.5mg 44% DV
Potassium 419.9mg 9% DV
Cholesterol 73.7mg 25% DV

Vitamins & Minerals

Vitamin A 74.1mcg 8% DV
Vitamin C 30.1mg 33% DV
Vitamin D 1.6mcg 8% DV
Calcium 215.2mg 17% DV
Iron 7mg 39% DV
Contains Milk Egg 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 make this casserole ahead of time?

Yes, you can prepare the casserole a day in advance. Assemble it up to the baking step, cover it tightly with plastic wrap, and refrigerate. When you're ready to bake, remove it from the fridge and let it sit at room temperature for about 30 minutes before baking as directed.

What type of rice works best for this recipe?

Long-grain rice is ideal as it remains fluffy and separate when cooked, but you can also use basmati or jasmine rice for added flavor. Just ensure to adjust cooking times according to the rice type you choose to maintain the perfect texture.

Can I use canned seafood instead of fresh?

Absolutely! Canned shrimp, crab meat, and tuna work well in this recipe. Just ensure that you drain them properly to avoid excess moisture. This can save time and still deliver a delicious seafood casserole that everyone will enjoy.

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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