If you are on the lookout for a comforting dish that brings both richness and a taste of the sea, this Seafood Mac and Cheese Recipe is exactly what you need. Creamy, cheesy, and loaded with succulent shrimp and crab meat, it transforms the classic mac and cheese into a luxurious feast that’s perfect for family dinners or special occasions. The blend of sharp cheddar, mozzarella, and Parmesan combined with perfectly cooked pasta and tender seafood creates a symphony of flavors that will have everyone asking for seconds.

Ingredients You’ll Need
The beauty of this Seafood Mac and Cheese Recipe lies in its straightforward yet thoughtful ingredient list. Each element plays a vital role—from the al dente pasta providing the perfect bite, to the trio of cheeses that deliver depth and melt-in-your-mouth delight, and the seafood that adds a fresh, briny twist. These ingredients come together simply but create a dish full of flavor and texture.
- 8 oz elbow macaroni: Classic pasta that holds the cheese sauce perfectly.
- 1 lb shrimp, peeled and deveined: Adds a sweet, tender seafood flavor.
- 1/2 lb crab meat (or lobster, if preferred): Offers a delicate, buttery richness.
- 2 tablespoons butter: Essential for making the roux and adding richness.
- 2 tablespoons flour: Helps thicken the cheese sauce into creamy perfection.
- 2 cups whole milk: A smooth base for the sauce’s creamy texture.
- 1 cup heavy cream: Boosts richness and silkiness in the sauce.
- 2 cups shredded sharp cheddar cheese: Brings bold, tangy flavor.
- 1 cup shredded mozzarella cheese: Adds gooey stretch and mild creaminess.
- 1/2 cup grated Parmesan cheese: Provides a nutty, savory punch.
- 1 teaspoon Dijon mustard: Enhances depth and a slight tang.
- 1 teaspoon garlic powder: Infuses subtle warmth and aroma.
- 1/2 teaspoon paprika: Adds gentle smokiness and color.
- Salt and pepper to taste: Balances and brightens all the flavors.
- Fresh parsley, chopped for garnish (optional): Offers a fresh pop of color and herbaceous note.
How to Make Seafood Mac and Cheese Recipe
Step 1: Cook the Pasta
Start by boiling the elbow macaroni in salted water until it is just al dente—meaning it should still have a slight bite so it holds up well against the creamy sauce. Once cooked, drain the pasta and set it aside. This step is important because perfectly cooked pasta forms the sturdy foundation of your dish.
Step 2: Cook the Seafood
While the pasta is cooking, melt one tablespoon of butter in a large skillet over medium heat. Add the shrimp and cook them quickly for about 2 to 3 minutes until they turn pink and opaque—don’t overcook or they will become rubbery. Remove the shrimp, then add the crab meat to the same skillet and warm it through for another 2 to 3 minutes to bring out its natural sweetness.
Step 3: Make the Cheese Sauce
In a separate saucepan, melt the remaining tablespoon of butter over medium heat and whisk in the flour, creating a roux. Cook the roux for 1 to 2 minutes until it becomes golden and fragrant, which helps eliminate the raw flour taste. Slowly pour in the milk and heavy cream, whisking constantly to prevent lumps. Continue stirring for 5 to 7 minutes until the sauce thickens to a creamy consistency.
Step 4: Add the Cheeses and Seasonings
Lower the heat and stir in the sharp cheddar, mozzarella, and Parmesan cheeses, allowing them to melt smoothly into the sauce. Then, add the Dijon mustard, garlic powder, paprika, salt, and pepper. These seasonings brighten the sauce and complement the seafood perfectly. Taste the sauce and adjust the seasoning to your liking—that’s where the magic happens!
Step 5: Combine Pasta, Seafood, and Sauce
Fold the drained pasta and cooked seafood into the luscious cheese sauce, stirring gently until everything is thoroughly coated and heated through. This combination ensures that every bite delivers a perfect balance of creamy, cheesy pasta and succulent seafood.
Step 6: Serve and Garnish
Transfer the Seafood Mac and Cheese Recipe to serving bowls or plates, then sprinkle with freshly chopped parsley if you like. The parsley adds a fresh burst of color and flavor, making the dish look as delightful as it tastes.
How to Serve Seafood Mac and Cheese Recipe

Garnishes
Finishing your Seafood Mac and Cheese Recipe with a bit of chopped fresh parsley not only enhances the visual appeal but also introduces a mild herbaceous note that balances the dish’s richness. If you want a touch of heat, a sprinkle of red pepper flakes can add a subtle kick that pairs wonderfully with the creamy sauce.
Side Dishes
This dish is indulgent, so light and fresh side dishes work best. A crisp green salad with a simple vinaigrette or steamed sautéed asparagus offer refreshing contrasts to the creamy mac and cheese. For something heartier, roasted garlic broccoli or a citrusy coleslaw can add complementary textures and brightness.
Creative Ways to Present
To elevate your presentation, consider serving the Seafood Mac and Cheese Recipe in individual oven-safe ramekins topped with a crispy breadcrumb crust broiled to golden perfection. Another idea is to plate the mac and cheese in a bread bowl for a fun, edible serving vessel that guests will love. Either way, it’s a show-stopper at any gathering.
Make Ahead and Storage
Storing Leftovers
If you have leftovers, store them in an airtight container in the refrigerator for up to 3 days. The flavors may even deepen with time, making reheated portions just as delightful. Just be sure to refrigerate promptly to keep the seafood fresh.
Freezing
This Seafood Mac and Cheese Recipe can be frozen for up to 2 months. Place cooled portions in freezer-safe containers or bags, leaving some room for expansion. When you’re ready to enjoy, thaw overnight in the refrigerator to ensure the best texture and flavor upon reheating.
Reheating
To reheat, warm gently on the stovetop over low heat or in the microwave at medium power, stirring occasionally to keep the sauce creamy and smooth. Adding a splash of milk or cream can help restore the luscious consistency if it thickens too much while cooling.
FAQs
Can I use other types of seafood in this recipe?
Absolutely! This recipe is flexible and works well with lobster, scallops, or even firm white fish. Just be sure to cook seafood gently to maintain its texture and flavor.
What if I want to make it spicier?
You can add cayenne pepper, hot sauce, or chopped jalapeños when making the cheese sauce. Adjust the heat level to suit your taste without overpowering the delicate seafood.
Is there a good substitute for heavy cream?
Whole milk can be used instead of heavy cream for a lighter dish, though the sauce might be less rich and creamy. Another option is to mix milk with a bit of cream cheese for a similar texture.
Can I prepare this recipe ahead of time?
Yes, you can cook the pasta and seafood separately in advance, then combine everything just before serving. This helps save time on the day you plan to enjoy the dish.
How do I keep the pasta from getting mushy?
Cook the pasta just until al dente and drain well. When combining with the sauce, avoid overcooking by heating just until everything is combined and hot. This keeps the pasta firm and pleasant.
Final Thoughts
There is something truly special about a Seafood Mac and Cheese Recipe that marries the comforting warmth of creamy cheese with the ocean’s freshness. Whether you’re cooking for a weeknight treat or a crowd-pleasing celebration, this dish never fails to impress. I cannot wait for you to give it a try and make it one of your cherished favorites, too!
Print
Seafood Mac and Cheese Recipe
- Prep Time: 10 minutes
- Cook Time: 30 minutes
- Total Time: 40 minutes
- Yield: 4 servings
- Category: Main Course
- Method: Stovetop
- Cuisine: American
Description
This creamy and comforting Seafood Mac and Cheese combines tender shrimp and succulent crab meat with a rich three-cheese sauce coating perfectly cooked elbow macaroni. With a velvety cheese sauce made from sharp cheddar, mozzarella, and Parmesan, enhanced by a hint of Dijon mustard and garlic powder, this dish offers an indulgent twist on the classic mac and cheese. Ideal for a hearty weeknight dinner or special occasion, it’s garnished with fresh parsley for a touch of brightness.
Ingredients
Pasta
- 8 oz elbow macaroni (or pasta of choice)
Seafood
- 1 lb shrimp, peeled and deveined
- 1/2 lb crab meat (or lobster, if preferred)
Cheese Sauce
- 2 tablespoons butter
- 2 tablespoons flour
- 2 cups whole milk
- 1 cup heavy cream
- 2 cups shredded sharp cheddar cheese
- 1 cup shredded mozzarella cheese
- 1/2 cup grated Parmesan cheese
- 1 teaspoon Dijon mustard
- 1 teaspoon garlic powder
- 1/2 teaspoon paprika
- Salt and pepper to taste
Garnish
- Fresh parsley, chopped (optional)
Instructions
- Cook the pasta: Bring a large pot of salted water to a boil. Add elbow macaroni and cook according to package instructions until al dente. Drain the pasta and set aside for later use.
- Cook the seafood: In a large skillet over medium heat, melt 1 tablespoon of butter. Add the peeled and deveined shrimp, cooking for 2-3 minutes until they turn pink and opaque. Remove shrimp from skillet. In the same skillet, cook crab meat (or lobster) for another 2-3 minutes until heated through. Remove and set aside with the shrimp.
- Make the cheese sauce: In a large saucepan, melt the remaining 1 tablespoon of butter over medium heat. Whisk in the flour to create a roux and cook for 1-2 minutes until it turns golden. Gradually pour in the whole milk and heavy cream, whisking constantly to avoid lumps. Continue to cook for 5-7 minutes until the sauce thickens to a creamy consistency.
- Add the cheeses and seasonings: Stir in the shredded sharp cheddar, mozzarella, and grated Parmesan cheese until they melt smoothly into the sauce. Add Dijon mustard, garlic powder, paprika, salt, and pepper to taste. Adjust the seasoning as needed to achieve a balanced, flavorful sauce.
- Combine pasta and seafood with sauce: Add the cooked macaroni and the cooked shrimp and crab meat back into the cheese sauce. Gently stir everything together until the pasta and seafood are fully coated and heated through evenly.
- Serve: Transfer the seafood mac and cheese to serving dishes. Garnish with freshly chopped parsley if desired, and serve immediately while hot and creamy.
Notes
- For a cheesier flavor, you can add extra shredded cheddar or Parmesan cheese.
- Use seafood fresh or thawed completely if using frozen for best results.
- If you prefer a spicier twist, add a pinch of cayenne pepper or hot sauce to the cheese sauce.
- Substitute lobster for crab for a richer flavor variation.
- Leftovers can be stored covered in the refrigerator for up to 2 days and reheated gently on the stovetop or microwave.

