Shrimp and Crab Alfredo Lasagna

Creamy seafood comfort baked to perfection

If you’re looking for a luxurious seafood pasta bake, this Shrimp and Crab Alfredo Lasagna is the ultimate comfort dish. Layers of tender lasagna noodles, juicy shrimp, delicate crab meat, and a rich, creamy Alfredo sauce come together to create a restaurant-quality meal right at home. It’s perfect for special dinners, family gatherings, or whenever you want something impressive but surprisingly simple to make. The creamy sauce, melted cheese, and savory seafood flavors make every bite irresistible. Best of all, this recipe can be prepped ahead of time, making it a great make-ahead dinner for busy evenings or holiday meals.


⏱️ Time Breakdown

  • Prep Time: 25 minutes
  • Cook Time: 40 minutes
  • Total Time: 1 hour 5 minutes
  • Servings: 8 servings

📝 Ingredients List

For the Alfredo Sauce

  • 4 tablespoons unsalted butter
  • 4 cloves garlic, minced
  • 2 cups heavy cream
  • 1 cup whole milk
  • 1 ½ cups freshly grated Parmesan cheese
  • ½ teaspoon salt
  • ½ teaspoon black pepper
  • ¼ teaspoon paprika

For the Seafood Filling

  • 1 pound shrimp, peeled, deveined, and chopped
  • 8 oz lump crab meat
  • 1 tablespoon olive oil
  • 1 teaspoon lemon juice
  • ½ teaspoon salt
  • ½ teaspoon black pepper

For the Lasagna

  • 12 lasagna noodles, cooked and drained
  • 2 cups shredded mozzarella cheese
  • 1 cup shredded Italian blend cheese
  • ½ cup ricotta cheese
  • 2 tablespoons chopped fresh parsley

✨ Kitchen Tools You’ll Need

This recipe doesn’t require fancy gadgets, just a few reliable kitchen basics to keep everything simple and stress-free.

  • Large skillet
  • Medium saucepan
  • Mixing bowls
  • Whisk
  • 9×13 baking dish
  • Measuring cups & spoons
  • Wooden spoon or spatula
  • Colander

Step-by-Step Beginner-Friendly Instructions

1. Cook the lasagna noodles
Bring a large pot of salted water to a boil and cook the lasagna noodles according to package instructions. Drain and lay them flat so they don’t stick.

2. Prepare the shrimp mixture
Heat olive oil in a skillet over medium heat. Add the shrimp, salt, pepper, and lemon juice. Cook for 2–3 minutes until pink, then gently fold in the crab meat. Remove from heat and set aside. 🍤

3. Make the Alfredo sauce
In a saucepan, melt butter over medium heat. Add minced garlic and cook for about 1 minute until fragrant. Pour in heavy cream and milk, whisking gently.

4. Add the cheese
Stir in Parmesan cheese, salt, pepper, and paprika. Continue stirring until the sauce becomes smooth, creamy, and slightly thick.

5. Assemble the lasagna
Spread a thin layer of Alfredo sauce in the bottom of the baking dish. Add a layer of noodles, followed by seafood mixture, ricotta, mozzarella, and more Alfredo sauce.

6. Repeat the layers
Continue layering noodles, seafood, cheese, and sauce until everything is used. Finish with Alfredo sauce and shredded Italian cheese on top.

7. Bake the lasagna
Cover loosely with foil and bake at 375°F (190°C) for 30 minutes. Remove foil and bake another 10 minutes until the cheese is melted and golden.

8. Rest before serving
Let the lasagna rest for 10 minutes before slicing so the layers hold together. Sprinkle with fresh parsley and serve. 🧀✨


💡 Pro Tips

  • Use fresh seafood: Fresh shrimp and lump crab give the best flavor and texture.
  • Don’t overcook shrimp: They’ll cook more in the oven, so keep them slightly underdone in the skillet.
  • Make ahead: Assemble the lasagna up to 24 hours in advance and refrigerate before baking.
  • Storage: Keep leftovers in an airtight container in the refrigerator for up to 3 days.

🔄 Variations

  • Spicy Seafood Lasagna: Add red pepper flakes to the Alfredo sauce.
  • Spinach Alfredo Lasagna: Add a layer of sautéed spinach for extra color and nutrients.
  • Lobster Version: Replace crab with chopped lobster meat for a luxury twist.
  • Light Version: Use half-and-half instead of heavy cream for a lighter sauce.

❓ FAQ

Can I use imitation crab?
Yes, imitation crab works well if lump crab isn’t available.

Can I freeze seafood lasagna?
Yes. Assemble and freeze before baking for up to 2 months.

Do I need to cook shrimp before baking?
Yes, lightly cooking them first ensures they release less moisture in the lasagna.

What side dishes go well with this?
Garlic bread, roasted asparagus, or a simple green salad pair perfectly.

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