Dinner · Part 3 of 3: Tips & recipe card
Creamy Seafood Lasagna with Shrimp and Crab Tips, FAQ & printable recipe

- Prep
- Cook
- Total
- Serves
- 8
Tips for success
For a deeper flavor profile, consider adding a pinch of nutmeg or a squeeze of fresh lemon juice to your white sauce. These subtle additions brighten the richness of the cream and complement the natural sweetness of the crab.
If you enjoy a bit of texture, sprinkling toasted breadcrumbs mixed with a little parmesan over the top during the final five minutes of baking can add a delightful crunch that contrasts with the soft, creamy interior of the dish.
When handling the seafood, always maintain a cold chain. If you are not assembling the lasagna immediately after preparing the shrimp and crab, keep them in the coldest part of your refrigerator.
This practice not only ensures the safety of the ingredients but also helps preserve the firm texture of the shellfish. When layering, try to arrange the shrimp so they are spaced out, which ensures that each slice of the final lasagna contains an equal distribution of the primary protein components.
Variations
- Spinach and Seafood: Add a layer of blanched, squeezed-dry spinach between the pasta and the seafood. This adds a vibrant color and a earthy flavor that pairs perfectly with the creamy sauce.
- Spicy Seafood Lasagna: Incorporate a teaspoon of red pepper flakes into the creamy white sauce for a subtle heat that cuts through the richness of the cheese and the sweetness of the crab.
Storage and make-ahead
- Fridge
- Store in the refrigerator for up to 3 days in an airtight container.
- Freezer
- Freeze individual portions in airtight containers for up to 1 month; thaw overnight in the fridge before reheating.
- Reheat
- Reheat in a preheated oven at 350°F (175°C) until the center reaches 165°F (74°C), or use a microwave until heated through.
Store any leftover lasagna in an airtight container to keep it from drying out. It is best to consume leftovers within three days of preparation. Keep the container in the coldest part of your refrigerator, away from the door, to maintain a consistent temperature. When reheating, ensure the dish is heated thoroughly until it reaches an internal temperature of 165°F (74°C) to ensure it is safe and delicious for a second meal.
You can assemble the entire lasagna up to 24 hours in advance. Simply cover the baking dish tightly with plastic wrap and store it in the refrigerator. When you are ready to bake, remove the plastic wrap and cover with foil as directed. You may need to add an extra 10 to 15 minutes to the baking time if the lasagna is being placed into the oven directly from the refrigerator, ensuring the center is hot and the cheese is melted.
Serving ideas
Serve this lasagna alongside a crisp, light green salad dressed with a simple vinaigrette to balance the richness of the creamy sauce. The acidity of the dressing cuts through the decadence of the cheese, making each bite feel lighter and more refined.
A side of toasted garlic bread or a piece of crusty sourdough is also an excellent accompaniment for soaking up any extra sauce left on the plate, ensuring that not a single drop of the flavorful preparation goes to waste.
When plating, use a wide, flat spatula to carefully lift each slice from the baking dish. If the lasagna has been allowed to rest properly, the layers should remain distinct and beautiful.
Garnish each serving with a light sprinkle of fresh herbs, such as parsley or chives, to add a pop of color and a fresh, aromatic note that elevates the presentation. Serve immediately while the lasagna is still warm and the cheese remains soft and inviting for your guests to enjoy.
Frequently asked questions
Can this be made ahead of time?
What is the best way to ensure the lasagna layers do not slide?
Is it possible to use frozen shrimp?
Creamy Seafood Lasagna with Shrimp and Crab

Ingredients
- 1 lb lasagna noodles, boiled until al dente
- 1 lb shrimp, peeled and deveined
- 8 oz lump crab meat, picked over
- 3 cups creamy white sauce, made ahead or store-bought
- 2 cups shredded mozzarella cheese
- 1/2 cup grated parmesan cheese
Instructions
- Bring a large pot of salted water to a boil and cook the lasagna noodles according to the package directions until al dente. Drain and set aside. In a medium bowl, gently toss the raw shrimp and crab meat together. Ensure all seafood is kept refrigerated until the moment it is ready to be layered into the dish.
- Spread a thin layer of the creamy white sauce on the bottom of the 9x13 inch glass baking dish. Place a layer of noodles over the sauce, followed by a portion of the shrimp and crab mixture. Top with a spoonful of sauce and a sprinkle of mozzarella and parmesan. Repeat these layers until all ingredients are used, finishing with a generous layer of cheese on top.
- Cover the baking dish with aluminum foil and bake in a preheated oven at 375°F (190°C) for 30 minutes. Remove the foil and bake for an additional 15 minutes, or until the cheese is bubbling and golden brown. Ensure the shrimp reaches an internal temperature of 145°F (63°C). Let the lasagna rest for 15 minutes before slicing and serving to allow the layers to set.
Estimated nutrition per serving
- Calories
- 450
- Protein
- 28.5 g
- Carbohydrates
- 32 g
- Fat
- 22 g
- Fiber
- 2 g
- Sugar
- 4 g
- Sodium
- 750 mg
This recipe is based on a short cooking video and is published under the pen name Clara Weller. It was checked before publication, but errors can slip through. Nutrition, when shown, is an estimate. Read more in our editorial policy and on our food safety page.






