Cajun Shrimp and Crab Mac and Cheese is the ultimate comfort food that combines creamy cheese with a kick of Cajun spice. This mouthwatering dish is perfect for family gatherings, special occasions, or simply a cozy night in. The unique blend of shrimp and crab adds a luxurious touch to the classic mac and cheese, making it not just a meal but an experience.
Why You’ll Love This Recipe
- Rich and Creamy Texture: The combination of various cheeses creates a velvety sauce that clings perfectly to every noodle.
- Flavor Explosion: A delightful mix of Cajun spices elevates this dish, giving it a deliciously bold flavor profile.
- Versatile Dish: Perfect for lunch, dinner, or even as a side at parties, this recipe adapts well to any occasion.
- Easy to Prepare: With simple steps and readily available ingredients, you can whip up this decadent dish without hassle.
- Hearty and Filling: Packed with protein from shrimp and crab, this mac and cheese will satisfy even the heartiest appetites.
Tools and Preparation
To create this flavorful Cajun Shrimp and Crab Mac and Cheese, you’ll need some essential kitchen tools. Having these on hand will make your cooking process smoother.
Essential Kitchen Tools
- Large skillet
- Large pot
- Baking dish (9×13 inch)
- Mixing bowls
- Whisk
Why These Tools Matter
- Large Skillet: Ideal for cooking shrimp quickly while preventing overcrowding, ensuring even cooking.
- Large Pot: Perfect for boiling pasta without spilling over, making sure your macaroni cooks evenly.
- Baking Dish: A sturdy baking dish ensures even heat distribution during baking for perfectly cooked mac and cheese.
Ingredients
This Cajun Shrimp and Crab Mac and Cheese is super creamy, cheesy, and decadent. This delicious spin on the classic dish will surely be your new favorite!
For the Pasta
- 3 cups elbow macaroni, uncooked
For the Seafood
- 2 lbs Fresh Crab legs, cooked OR 2 1/2 cups imitation crab meat, diced
- 2 pounds shrimp, peeled and deveined (if frozen, thawed)
For the Sauce
- 1/4 cup fresh or dried basil + more for topping
- 1 cup whole milk
- 2 – 2 2/3 cups evaporated milk
- 1/2 – 1 teaspoon paprika, or to taste (see notes)
- 1/4 – 1/2 teaspoon cayenne pepper, or to taste (see notes)
- 1/2 teaspoon salt, or to taste
- 1/2 teaspoon freshly ground black pepper, or to taste
- 2 large eggs, beaten
For the Cheese
- 4 cups sharp cheddar cheese, grated
- 2 cups mild cheddar cheese, grated
- 2 cups colby & monterey jack cheese, grated
- 1/2 cup parmesan cheese, grated
For Topping
- Cajun seasoning, for topping
- 2 tablespoons olive oil
- 1-2 tablespoons cajun seasoning
- Pinch of salt
- Pinch of freshly ground black pepper

How to Make Cajun Shrimp and Crab Mac and Cheese
Step 1: Prepare the Shrimp
- Heat a large skillet over medium heat.
- In a medium bowl, add shrimp, olive oil, cajun seasoning, and a pinch of salt and pepper. Toss to combine.
- Once the skillet is hot, add the seasoned shrimp. Cook while stirring constantly until they turn pink (about 4-6 minutes). Set aside.
Step 2: Preheat the Oven
Preheat your oven to 350°F (177°C). Lightly butter your baking dish (9×13 inch) and set aside.
Step 3: Cook the Pasta
- Bring a large pot of salted water to boil over high heat.
- Add elbow macaroni and cook until al dente according to package directions—be careful not to overcook.
- Drain well and transfer cooked pasta into a large bowl.
Step 4: Combine Ingredients
- Mix in cooked Cajun shrimp, crab chunks, and basil into the pasta bowl.
Step 5: Make the Cheese Sauce
- In another large bowl, combine whole milk with evaporated milk using a whisk.
- Add paprika, cayenne pepper, salt, and black pepper; whisk until blended. Taste the mixture; adjust seasonings if necessary.
- Once satisfied with the flavor, add beaten eggs into this mixture; beat until fully combined.
Step 6: Add Cheese
- Set aside 1 cup sharp cheddar cheese, ½ cup colby & Monterey Jack cheese, and ½ cup parmesan cheese for topping later.
- Stir remaining cheeses into the milk mixture until thoroughly combined.
Step 7: Combine Everything
Pour the cheesy mixture over macaroni in your large bowl; stir well until evenly coated.
Step 8: Bake
Pour everything into prepared baking dish. Top with reserved cheeses along with additional basil if desired. Sprinkle paprika, salt, pepper, and extra cajun seasoning on top if you like.
Bake in preheated oven for about 45-55 minutes or until top is golden brown. Cover with foil around the halfway mark if necessary to prevent over-browning.
Remove from oven; let sit for about 25-30 minutes before serving to allow it to set properly.
Enjoy your delicious Cajun Shrimp and Crab Mac and Cheese!
How to Serve Cajun Shrimp and Crab Mac and Cheese
Serving Cajun Shrimp and Crab Mac and Cheese can elevate any meal, making it a hit for gatherings or cozy dinners. Here are some delightful serving suggestions to enhance your dining experience.
Pair with a Fresh Salad
- Mixed Green Salad: A light salad with fresh greens, cherry tomatoes, and a tangy vinaigrette complements the richness of the mac and cheese.
- Caesar Salad: The crunch of romaine lettuce and savory Parmesan cheese pairs beautifully with the creamy pasta dish.
Offer Some Bread
- Garlic Bread: Warm, toasted garlic bread adds a crispy texture that balances the velvety mac and cheese.
- Dinner Rolls: Soft, buttery rolls are perfect for soaking up any extra cheesy goodness left on your plate.
Add a Veggie Side
- Steamed Broccoli: Lightly steamed broccoli provides a nutritious contrast to the creamy dish while adding color to your plate.
- Roasted Asparagus: The earthy flavors of roasted asparagus enhance the overall meal experience with minimal effort.
Serve with Extra Toppings
- Chopped Green Onions: Fresh green onions add a pop of color and a mild onion flavor that brightens each bite.
- Crushed Red Pepper Flakes: For those who enjoy a bit of heat, sprinkle some red pepper flakes on top just before serving.
How to Perfect Cajun Shrimp and Crab Mac and Cheese
Perfecting this dish involves attention to detail in preparation and cooking. Here are some tips to ensure your mac and cheese turns out delicious every time.
- Bold Seasoning: Don’t be afraid to adjust spices according to your taste. Experiment with different levels of cayenne for desired heat.
- Quality Cheese: Use high-quality cheeses for better melting properties and flavor. Freshly grated cheese works best compared to pre-packaged options.
- Creamy Consistency: If your mixture seems too thick, add more milk until you reach your preferred creaminess before baking.
- Rest Before Serving: Allowing the mac and cheese to rest after baking will help it set nicely, making it easier to serve without losing its shape.
- Layering Flavors: Consider adding sautéed vegetables like bell peppers or onions for added depth in flavor.
- Garnish Wisely: Top with fresh herbs or additional cheese just before serving for an appealing presentation.

Best Side Dishes for Cajun Shrimp and Crab Mac and Cheese
To make your meal even more satisfying, consider these delicious side dishes that pair wonderfully with Cajun Shrimp and Crab Mac and Cheese.
- Coleslaw: A crunchy coleslaw adds freshness and texture that contrasts well with the creaminess of the main dish.
- Corn on the Cob: Sweet corn enhances summer vibes; grill or boil for an easy side packed with flavor.
- Baked Beans: Savory baked beans provide a hearty complement that balances out the richness of the mac and cheese.
- Fried Green Tomatoes: Crispy fried green tomatoes bring a Southern twist that pairs well with creamy dishes like mac and cheese.
- Zucchini Fritters: Lightly fried zucchini fritters add a delicious crunch while being a great way to include veggies in your meal.
- Stuffed Bell Peppers: Colorful stuffed peppers filled with rice or quinoa make for an attractive side that’s also filling.
Common Mistakes to Avoid
When making Cajun Shrimp and Crab Mac and Cheese, a few common missteps can lead to less than perfect results. Here are some mistakes to keep in mind.
- Using overcooked pasta: Overcooking the macaroni can result in mushy texture. Always follow package instructions for al dente cooking.
- Skipping the seasoning adjustments: Not tasting the milk mixture before adding eggs can lead to bland flavors. Always adjust seasonings to your preference for a flavorful dish.
- Not letting it rest after baking: Cutting into the dish too soon can result in a runny texture. Allow it to rest for at least 25-30 minutes before serving.
- Neglecting cheese varieties: Using only one type of cheese might make the dish lack depth. Combine different cheeses for a richer flavor profile.
- Forgetting about topping options: Skipping additional toppings like Cajun seasoning or fresh basil can diminish presentation and taste. Don’t forget to add these finishing touches!
Refrigerator Storage
- Store the Cajun Shrimp and Crab Mac and Cheese in an airtight container.
- It will last up to 3-4 days in the refrigerator.
Freezing Cajun Shrimp and Crab Mac and Cheese
- Portion out servings into freezer-safe containers.
- This dish can be frozen for up to 2-3 months.
Reheating Cajun Shrimp and Crab Mac and Cheese
- Oven: Preheat to 350°F (177°C). Cover with foil and bake for 20-30 minutes until heated through.
- Microwave: Place in a microwave-safe bowl, cover, and heat on medium power in short intervals, stirring occasionally until hot.
- Stovetop: Heat over low heat in a skillet, stirring frequently until warmed through.

Frequently Asked Questions
What is Cajun Shrimp and Crab Mac and Cheese?
Cajun Shrimp and Crab Mac and Cheese is a creamy, cheesy pasta dish infused with bold Cajun flavors from shrimp and crab meat.
Can I use chicken instead of shrimp?
Yes, you can easily substitute chicken for shrimp while maintaining the deliciousness of this mac and cheese recipe.
How spicy is this dish?
The spice level can be adjusted by varying the amount of cayenne pepper and Cajun seasoning used, so feel free to customize it according to your taste.
Can I make this recipe ahead of time?
Absolutely! You can prepare it ahead of time, assemble it in the baking dish, cover it, and store it in the refrigerator until ready to bake.
What cheeses work best for this recipe?
Using a blend of sharp cheddar, mild cheddar, colby & Monterey jack, along with Parmesan creates a rich flavor profile that complements the dish perfectly.
Conclusion
This Cajun Shrimp and Crab Mac and Cheese is not only creamy and cheesy but also packed with flavor that will become a favorite at your table. Feel free to customize it by adding vegetables or changing up the proteins based on what you have on hand!
Cajun Shrimp and Crab Mac and Cheese
- Total Time: 1 hour 15 minutes
- Yield: Serves approximately 8 people 1x
Description
Indulge in the comforting embrace of Creamy Cajun Shrimp and Crab Mac and Cheese, a dish that promises to elevate your dining experience. This delightful recipe combines al dente elbow macaroni with a rich and velvety cheese sauce infused with bold Cajun spices. The addition of succulent shrimp and tender crab provides a luxurious twist to a classic comfort food favorite, making it perfect for family gatherings or cozy nights in. With its hearty texture and explosive flavors, this mac and cheese will quickly become a beloved staple at your table.
Ingredients
- 3 cups elbow macaroni
- 2 lbs cooked crab legs or 2 1/2 cups diced imitation crab meat
- 2 lbs shrimp, peeled and deveined
- 1 cup whole milk
- 2 – 2 2/3 cups evaporated milk
- 4 cups sharp cheddar cheese, grated
- 2 cups mild cheddar cheese, grated
- 2 cups colby & Monterey jack cheese, grated
- 1/2 cup parmesan cheese, grated
- Cajun seasoning
Instructions
- In a large skillet over medium heat, toss shrimp with olive oil and Cajun seasoning; cook until pink (about 4-6 minutes), then set aside.
- Preheat oven to 350°F (177°C) and lightly butter a baking dish.
- Boil water in a large pot; cook elbow macaroni until al dente, drain, and combine with shrimp and crab in a bowl.
- In another bowl, whisk together whole milk, evaporated milk, spices, and beaten eggs.
- Stir in most of the cheese mixture into the pasta until well combined.
- Pour into the baking dish; top with reserved cheeses and additional seasoning.
- Bake for about 45-55 minutes until golden brown. Let sit for 25-30 minutes before serving.
- Prep Time: 20 minutes
- Cook Time: 55 minutes
- Category: Main
- Method: Baking
- Cuisine: Cajun
Nutrition
- Serving Size: 1 cup (240g)
- Calories: 520
- Sugar: 5g
- Sodium: 690mg
- Fat: 26g
- Saturated Fat: 15g
- Unsaturated Fat: 9g
- Trans Fat: 0g
- Carbohydrates: 43g
- Fiber: 2g
- Protein: 27g
- Cholesterol: 170mg



