New England Seafood Casserole – Creamy, Cheesy Lobster, Haddock & Shrimp Bake

New England Seafood Casserole – Creamy, Cheesy Lobster, Haddock & Shrimp Bake

This New England Seafood Casserole is loaded with sweet lobster, flaky haddock, tender shrimp, and scallops all baked in a creamy white wine sauce with a buttery cracker topping. It’s an iconic coastal comfort food, perfect for family gatherings or special occasions.

Ingredients

• 1 lb haddock or cod fillet, cut in chunks
• 6 oz scallops
• 6 oz shrimp, peeled
• 6 oz lobster meat (optional)
• 1 cup lump crab meat (optional)
• 3 tablespoons butter
• 1/2 cup chopped onion
• 1/2 cup chopped celery
• 2 cloves garlic, minced
• 1/4 cup all-purpose flour
• 2 cups milk
• 1 cup heavy cream
• 1/2 cup dry white wine
• 1 tablespoon Dijon mustard
• 1 teaspoon Old Bay seasoning
• Salt and black pepper, to taste
• 1 cup shredded cheddar or Swiss cheese
• 1 sleeve butter crackers (like Ritz), crushed
• 2 tablespoons butter, melted
• Fresh parsley, for garnish

Directions

1. Preheat oven to 350°F (175°C). Grease a 9x13-inch baking dish.
2. Cut seafood into equal-size pieces; arrange in baking dish.
3. In a saucepan, melt butter. Sauté garlic, onion, and celery until translucent. Add flour to form a roux.
4. Gradually whisk in milk, then add heavy cream and white wine. Cook until thickened.
5. Stir in Dijon mustard, salt, pepper, and seafood seasoning (Old Bay). Remove from heat.
6. Fold in cheese until melted, then pour sauce over seafood.
7. Crush butter crackers (or use panko), toss with melted butter, and sprinkle evenly over casserole.
8. Bake uncovered for 30-40 minutes until bubbly and golden brown. Serve hot, garnished with fresh herbs.