Seafood Lasagna with Spinach is a luxurious and hearty variation of the traditional lasagna, featuring a rich combination of seafood, creamy béchamel sauce, and fresh spinach layered between sheets of pasta. This indulgent dish is perfect for special occasions or whenever you want to elevate your usual lasagna recipe with the delicate flavors of shrimp, scallops, or other seafood, balanced by the freshness of spinach and the creaminess of the sauce.
The base of this lasagna is a creamy béchamel sauce made with butter, flour, milk, and a touch of nutmeg. The béchamel adds a silky, velvety texture that perfectly binds the layers together. For added richness, Parmesan cheese is mixed into the sauce, providing a sharp contrast to the sweetness of the seafood.
The seafood filling, made from a mix of shrimp, scallops, and other shellfish, is sautéed until just cooked, ensuring it stays tender and flavorful. The seafood is then combined with spinach, which adds a fresh, slightly earthy flavor that complements the delicate sweetness of the seafood. The spinach is wilted, allowing it to blend seamlessly into the dish without releasing excess moisture.
The layers of lasagna are built by alternating sheets of pasta, the seafood and spinach mixture, and the creamy béchamel sauce, creating a comforting, indulgent dish that’s rich in flavor but not overly heavy. The lasagna is topped with a blend of mozzarella and Parmesan cheeses, which melt beautifully into a golden, bubbly crust as the dish bakes.
Once baked, the lasagna is a masterpiece of layers: the pasta is tender and slightly chewy, the seafood and spinach mixture is flavorful and succulent, and the sauce binds it all together in a rich, creamy embrace. A sprinkle of fresh herbs, such as parsley or basil, on top adds a bright, fragrant finish.
Seafood Lasagna is perfect for anyone who loves seafood and wants to try something different with their lasagna. It’s a perfect dish for a dinner party, holiday gathering, or a cozy family meal that feels special yet comforting.
In summary, this lasagna takes the classic lasagna and elevates it with the delicate flavors of seafood and the freshness of spinach, all wrapped in a creamy béchamel sauce. It’s a rich, indulgent dish that’s perfect for any occasion, offering a flavorful and luxurious twist on a traditional favorite.

Ingredients
- 9 lasagna noodles
- 1/4 cup butter
- 1 onion chopped
- 2 cloves garlic minced
- 1/4 cup all-purpose flour
- 1/2 tsp salt
- 2 cups milk
- 1 1/2 cup chicken broth
- 4 cups shredded mozzarella cheese divided
- 1 cup parmesan cheese divided, grated
- 1 tsp dried basil
- 1 tsp dried oregano
- 1/2 tsp thyme dried
- 1/2 tsp dried parsley
- 1/2 tsp tarragon dried
- 1/2 tsp paprika
- 1/4 tsp cayenne pepper
- 1 pound shrimp peeled and deveined, cooked
- 1 pound cooked crabmeat
- 1 package spinach 10 ounce, thawed and drained, frozen, chopped
Instructions
- Preheat oven to 350 degrees F (175 degrees C).
- Bring a large pot of lightly salted water to a boil. Cook lasagna noodles in boiling water for 8 to 10 minutes. Drain, and rinse with cold water.
- In a large saucepan, melt butter over medium heat. Cook onion and garlic in butter until tender, stirring frequently. Stir in flour and salt; simmer until bubbly. Mix in the milk and chicken broth, a little at a time, stirring constantly. Bring to a boil and cook for 2 minutes. Remove from heat and stir in 2 cups mozzarella cheese and 1/2 cup Parmesan cheese. Season with basil, oregano, thyme, parsley, tarragon, paprika, and cayenne pepper.
- Layer 1/3 of the lasagna noodles, 1/2 of the shrimp and 1/2 of the crabmeat, 1/2 of the spinach, and 1/3 of the sauce mixture in an 11x7 inch baking dish. Repeat layers, and top with remaining noodles and sauce. Sprinkle with remaining mozzarella and Parmesan cheese. Bake uncovered for 40 minutes. Let stand 10 minutes before serving.
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Isn’t lasagna supposed to have ground meat? This recipe is weird. 1 star for that.
This is the best lasagna I’ve ever made! The seafood combo is just delicious. Five stars!
I was skeptical about seafood in lasagna, but this turned out surprisingly good! I was worried the flavors would clash, but they didn’t. Will make again! 😊
My kids loved it, but not sure I wanna tell them it’s seafood. They think all pasta should be cheese or meat. LOL!
Absolutely delicious! This seafood lasagna is a hit at our dinner parties. So cheesy and packed with flavor! 😍
Seafood and dairy? Sounds like a recipe for disaster to me. Not gonna risk it.
Took longer than I thought. But it turned out yummy! Will make again, just have to be prepared.
Looks fancy but actually quite easy! Highly recommend!
Delicious! Just what I needed. Will make again for sure!
Seems like a lot of work for a dish… but I’m willing to try it! Fingers crossed!