If you’re craving something creamy, decadent, and absolutely brimming with seafood flavor, Cajun Seafood Alfredo with Lobster, Crab & Salmon is the dinner that dreams are made of! Imagine tender fettuccine wrapped in a silky-rich Cajun-spiced Alfredo sauce, crowned with the sweet luxury of lobster, briny-sweet lump crab, and buttery salmon. There’s a special magic in how these seafoods come together, each bite a harmony of flavors and textures, with just enough Cajun warmth to tie it all together. You don’t need a special occasion to pull this off—just a little inspiration and these marvelous ingredients!

Ingredients You’ll Need
The ingredients for Cajun Seafood Alfredo with Lobster, Crab & Salmon might read like a celebration menu, but each one is an essential building block of deep flavor and incredible texture. Let’s take a look at what you’ll need, and why every item matters in transforming this pasta into a restaurant-worthy masterpiece.
- Olive oil: Use this for searing the salmon—its fruity notes add dimension to the delicate fish and help prevent sticking.
- Salmon fillet: The fattiness and distinct flavor of salmon add richness and a hearty bite to the dish.
- Cooked lobster meat, chopped: Lobster brings a touch of luxury and a sweet, succulent flavor to the sauce.
- Lump crab meat: Choose high-quality crab for soft, juicy parcels of briny sweetness in every forkful.
- Butter: Combined with olive oil, it creates a seductive base for sautéing garlic and building your Alfredo sauce.
- Garlic, minced: This packs a punch of aromatic flavor, infusing the sauce with depth and savoriness.
- Heavy cream: The foundation of Alfredo, it lends a luxurious mouthfeel that captures and coats every strand of pasta.
- Grated Parmesan cheese: Freshly grated is best! It melts smoothly into the cream for that signature cheesy tang.
- Cajun seasoning: The essential kick! Adjust to your spice preference to get just the right level of smoldering warmth.
- Smoked paprika: This deepens the sauce with a mellow smokiness and a lovely red hue.
- Salt and pepper: Essential for balancing all the flavors—taste as you go.
- Fettuccine or linguine pasta, cooked and drained: Choose your favorite shape, but make it hearty enough to carry that decadent sauce.
- Chopped parsley for garnish: A bright shower of green keeps the dish fresh and visually vibrant.
- Lemon wedges for serving (optional): A squeeze adds a hint of acidity, cutting through the richness beautifully.
How to Make Cajun Seafood Alfredo with Lobster, Crab & Salmon
Step 1: Cook the Pasta
Start by bringing a large pot of generously salted water to a boil. Add your fettuccine or linguine, and cook until perfectly al dente according to package directions. Drain, toss with a splash of olive oil to prevent sticking, and set aside—your creamy Cajun creation is almost ready for its star ingredient!
Step 2: Sear the Salmon
Heat the olive oil over medium heat in a large skillet. Meanwhile, pat your salmon dry and season it lightly with salt, pepper, and a pinch of Cajun seasoning. Sear the salmon for about 3 to 4 minutes per side, allowing it to develop a golden crust while staying melt-in-your-mouth tender within. Once cooked through, transfer the salmon to a plate and use a fork to flake it into generous chunks. Leave these aside for the moment—you’ll add them back to the sauce later.
Step 3: Build the Cajun Alfredo Sauce
In the same skillet (no need to wash—it’s flavor central!), lower the heat just a touch and melt the butter. Add the minced garlic and let it sizzle for about a minute, until fragrant but not browned. Pour in the heavy cream and gently bring the mixture to a simmer, stirring to incorporate the garlicky goodness. Next, whisk in the Parmesan cheese, Cajun seasoning, smoked paprika, and a bit more salt and pepper. Keep the sauce at a gentle simmer, stirring often, until it thickens slightly and turns a gorgeous pale orange—usually about 3 to 5 minutes.
Step 4: Add the Seafood
Now for the show-stopper moment: slide the chopped lobster meat, lump crab, and flaked salmon into your shimmering sauce. Gently fold everything together, using a soft touch so the seafood stays intact. Let it all warm through for 2 to 3 minutes, just until each piece is heated but not overcooked. The aroma right now is absolutely irresistible!
Step 5: Toss With Pasta and Finish
Add your cooked and drained pasta straight into the skillet. Using tongs, carefully toss everything until the noodles are completely coated in the rich Cajun Alfredo sauce, and every strand is dotted with luscious seafood. Taste the sauce, and adjust the Cajun seasoning, salt, or pepper if you want a little extra kick. Plate immediately for the best creamy texture!
How to Serve Cajun Seafood Alfredo with Lobster, Crab & Salmon

Garnishes
Sprinkle plenty of chopped fresh parsley across each plate of Cajun Seafood Alfredo with Lobster, Crab & Salmon for a burst of herbal freshness and color. If you love a little zing, serve with lemon wedges on the side so everyone can add a bright squeeze to their liking. For added flair, a final dusting of Parmesan cheese or a crack of black pepper makes things extra inviting.
Side Dishes
This dish is hearty enough to stand on its own, but a crisp green salad with a citrusy vinaigrette or a platter of roasted asparagus makes for a lovely contrast. Warm, crusty bread—think a classic baguette or even a rustic garlic loaf—is perfect for scraping every last drop of that velvety sauce from your bowl.
Creative Ways to Present
For a truly show-stopping presentation, twirl the pasta into elegant nests on each plate, topping with a few extra pieces of lobster, crab, and salmon. Or serve Cajun Seafood Alfredo with Lobster, Crab & Salmon family-style in a large, shallow bowl for everyone to dig in. This dish also looks stunning garnished with microgreens, edible flowers, or even a sprinkle of smoked paprika in a heart shape for festive occasions.
Make Ahead and Storage
Storing Leftovers
Cool leftovers promptly and store them in an airtight container in the fridge. Cajun Seafood Alfredo with Lobster, Crab & Salmon will keep well for up to 2 days, though the pasta may soften slightly as it absorbs the sauce. Be sure to stir gently when serving again to preserve the seafood’s delicate texture.
Freezing
While the cream sauce and seafood are best enjoyed fresh, you can freeze this dish in a pinch. Place cooled portions in freezer-safe containers and freeze for up to one month. Note that the sauce might separate a bit after thawing, and the seafood texture can change, but it’s still delicious for a quick future meal.
Reheating
To reheat, transfer the Cajun Seafood Alfredo with Lobster, Crab & Salmon to a skillet and add a splash of cream or milk. Warm gently over low heat, stirring frequently; avoid high heat or microwaving for too long, as this can overcook the seafood and cause the sauce to break. Give it a little love, and you’ll revive that luscious creaminess in no time!
FAQs
Can I use frozen seafood instead of fresh?
Absolutely! Just be sure to thaw your seafood completely before cooking, and pat it dry with paper towels to prevent excess moisture from thinning the sauce. Quality frozen seafood is a great option for making Cajun Seafood Alfredo with Lobster, Crab & Salmon accessible all year round.
Is this recipe spicy?
The heat level depends entirely on your Cajun seasoning blend and how much you use. Start with the recommended amount for a gentle warmth, and feel free to add more if you love spice, or a little less if you prefer things on the milder side.
What pasta shape works best?
Fettuccine or linguine is classic for Cajun Seafood Alfredo with Lobster, Crab & Salmon because they soak up all that luscious sauce and support the seafood topping. However, penne or even spaghetti would work if that’s what you have on hand—just pick a sturdy shape.
Can I substitute shrimp or scallops for any of the seafood?
Definitely! Shrimp and scallops are fantastic in this recipe and will give a different but equally tasty twist. Try mixing and matching based on what’s fresh, available, or what your family loves most.
How can I lighten up the recipe?
For a lighter version of Cajun Seafood Alfredo with Lobster, Crab & Salmon, try using half-and-half in place of heavy cream, and reduce the amount of butter slightly. You can also use whole-wheat pasta for a nutty twist, though keep in mind the sauce may be a little less thick and rich.
Final Thoughts
If you’re searching for a show-stopping seafood pasta that’s pure comfort with serious wow-factor, look no further than Cajun Seafood Alfredo with Lobster, Crab & Salmon. Every bite brings something unique: creamy sauce, plump seafood, and just the right amount of Cajun sizzle. Gather your favorite people, pour a glass of wine, and dig in—I promise this one’s going to be asked for again and again!
Print
Cajun Seafood Alfredo with Lobster, Crab & Salmon Recipe
- Prep Time: 15 minutes
- Cook Time: 20 minutes
- Total Time: 35 minutes
- Yield: 4 servings
- Category: Main Course
- Method: Stovetop
- Cuisine: Cajun-Inspired
- Diet: Non-Vegetarian
Description
Indulge in a luxurious Cajun Seafood Alfredo featuring succulent lobster, crab, and salmon in a creamy, flavorful sauce. This dish is perfect for a special dinner or a comforting weeknight meal.
Ingredients
For the Pasta:
- 2 tablespoons olive oil
- 12 oz fettuccine or linguine pasta, cooked and drained
For the Seafood and Sauce:
- 6 oz salmon fillet
- 6 oz cooked lobster meat, chopped
- 6 oz lump crab meat
- 3 tablespoons butter
- 4 cloves garlic, minced
- 2 cups heavy cream
- 1 cup grated Parmesan cheese
- 1 teaspoon Cajun seasoning (more to taste)
- ¼ teaspoon smoked paprika
- Salt and pepper to taste
For Garnish and Serving:
- Chopped parsley for garnish
- Lemon wedges for serving (optional)
Instructions
- Cook the Pasta: Cook pasta according to package directions, drain, and set aside.
- Sear the Salmon: Heat olive oil in a large skillet over medium heat. Season salmon and sear for 3–4 minutes per side. Flake into large chunks and set aside.
- Make the Sauce: Melt butter, sauté garlic, add cream, Parmesan, Cajun seasoning, smoked paprika, salt, and pepper. Simmer until slightly thickened.
- Combine and Serve: Add lobster, crab, salmon to sauce, warm through. Toss in cooked pasta, adjust seasoning, and serve garnished with parsley and lemon wedges.
Notes
- Use pre-cooked seafood for quicker prep.
- Substitute with shrimp or scallops if desired.
- Adjust Cajun seasoning to taste.
Nutrition
- Serving Size: 1 bowl
- Calories: 680
- Sugar: 2g
- Sodium: 780mg
- Fat: 42g
- Saturated Fat: 22g
- Unsaturated Fat: 17g
- Trans Fat: 0g
- Carbohydrates: 42g
- Fiber: 2g
- Protein: 36g
- Cholesterol: 180mg