← Back to Cajun Cooking

Crawfish Fettuccine

Rich, buttery, creamy, cheesy, and absolutely loaded with Louisiana crawfish.

This is the version I’d put in the Luquette’s Cajun Specialties Cookbook. We’re keeping the soul of your original recipe, but making some improvements that I believe will take it to another level.

The secret is balancing the cheese and cream so the sauce is velvety instead of heavy and pasty. We’re also building more flavor in the trinity, preserving every bit of crawfish fat, and adding just enough brightness to make the crawfish shine.

I compared classic Louisiana preparations, including those published by Louisiana Seafood and Emeril Lagasse. The combination of slow-cooked vegetables, traditional melting cheese, and gently heated crawfish is worth preserving.

8 generous servings 55–60 minutes

Ingredients

Crawfish & pasta

  • 2 lb Louisiana crawfish tail meat, with all the fat and natural juices
  • 1 lb high-quality fettuccine pasta
  • Reserved salted pasta cooking water, as needed

Butter & Cajun trinity

  • 1 stick (½ cup) unsalted butter
  • 1 large yellow onion, finely diced
  • 1 medium green bell pepper, finely diced
  • 2 celery ribs, finely diced
  • 6 large garlic cloves, minced
  • 2 Tbsp all-purpose flour

Signature creamy cheese sauce

  • 1 cup unsalted crawfish or seafood stock, preferably crawfish stock
  • 1½ cups heavy whipping cream
  • ½ cup half-and-half
  • 6 oz Velveeta, cubed
  • 4 oz Monterey Jack cheese, freshly shredded
  • ½ cup freshly grated Parmesan cheese

Seasonings & finishing touches

  • 1–1½ Tbsp Luquette’s Cajun Specialties Cajun Seasoning, adjusted to taste
  • 1 tsp Worcestershire sauce
  • ½ tsp freshly ground black pepper
  • ¼ tsp cayenne pepper, optional
  • 1–2 tsp Luquette’s Cajun Specialties Premium Hot Sauce, to taste
  • 1 tsp freshly squeezed lemon juice
  • 4 green onions, thinly sliced
  • ¼ cup fresh flat-leaf parsley, finely chopped
  • Additional Parmesan for serving

Directions

1 Prepare the crawfish.

  1. If frozen, thaw the Louisiana crawfish tails overnight in the refrigerator. Save every drop of the fat and juices from the package. Do not rinse the tails. Keep refrigerated until ready to add to the sauce.

2 Slow-cook the Cajun trinity.

  1. Melt the butter in a large heavy-bottomed Dutch oven over medium-low heat.
  2. Add the onion, bell pepper, and celery. Cook for 12–15 minutes, stirring occasionally, until extremely tender, sweet, and fragrant.
  3. Let the vegetables develop just a hint of golden color without browning them heavily.
  4. Add the garlic and cook another 45–60 seconds.
  5. This is where the foundation of the flavor is built. Don’t rush it.

3 Build a light Cajun butter roux.

  1. Sprinkle the flour evenly over the buttery vegetables.
  2. Stir continuously for about 2 minutes to cook away the raw flour taste.
  3. Keep the roux pale golden. We aren’t making an étouffée or gumbo roux; we want the finished fettuccine sauce silky and light in texture.

4 Develop the seafood cream sauce.

  1. Slowly whisk in the crawfish or seafood stock, scraping any flavorful bits from the bottom of the pot.
  2. Simmer gently for 2–3 minutes.
  3. Gradually stir in the heavy cream and half-and-half.
  4. Bring the mixture to a very gentle simmer and cook for 4–5 minutes, stirring frequently.
  5. The sauce should begin coating the back of a spoon without becoming overly thick.

5 Melt the cheeses gently.

  1. Reduce the heat to very low.
  2. Add the Velveeta in small batches, stirring until completely melted.
  3. Add the freshly shredded Monterey Jack, stirring until smooth.
  4. Remove from direct heat and gradually stir in the Parmesan.
  5. The finished sauce should be luxurious, smooth, and creamy. Never allow it to boil after adding the cheeses.

6 Season the sauce.

  1. Stir in 1 tablespoon of Luquette’s Cajun Seasoning, Worcestershire sauce, black pepper, optional cayenne, and Premium Hot Sauce.
  2. Taste before adding additional Cajun seasoning. The cheeses contribute salt, so gradually adjust rather than over-seasoning.
  3. Keep the sauce warm over very low heat.

7 Cook the pasta.

  1. Bring a large pot of salted water to a boil.
  2. Cook the fettuccine until approximately 1 minute shy of al dente.
  3. Reserve at least 1 cup of starchy pasta cooking water before draining.
  4. Don’t rinse the pasta.

8 Add the Louisiana crawfish.

  1. Return the sauce to very low heat if necessary.
  2. Gently fold in all the crawfish tail meat, fat, and reserved juices.
  3. Warm for approximately 3–4 minutes, stirring gently, until the crawfish are heated through.
  4. Avoid boiling. Packaged Louisiana crawfish tails are generally already cooked, and excessive heating can make them tough.
  5. Taste again. The crawfish fat will add another layer of richness and flavor.

9 Bring everything together.

  1. Add the drained fettuccine directly to the crawfish sauce.
  2. Gently toss until every strand is coated.
  3. Add reserved pasta water, a few tablespoons at a time, until the sauce is glossy and flows naturally around the noodles.
  4. Allow the pasta to finish cooking in the warm sauce for about 1 minute if needed.
  5. The sauce should cling beautifully to the pasta without becoming gluey or excessively thick.

10 The finishing touch.

  1. Turn off the heat.
  2. Stir in the lemon juice, green onions, and parsley.
  3. Taste one final time and adjust Cajun seasoning or hot sauce if necessary.
  4. Serve immediately with additional Parmesan, fresh parsley, and warm, crusty Louisiana French bread.

What makes this version better?

Optional: Louisiana baked crawfish fettuccine

If you want that traditional Louisiana casserole-style version:

  1. Preheat the oven to 350°F.
  2. Prepare the recipe as directed, leaving the pasta slightly firmer and the sauce a little looser with extra pasta water or stock.
  3. Transfer to a buttered 9×13-inch baking dish.
  4. Sprinkle with ½ cup freshly shredded Monterey Jack and ¼ cup Parmesan.
  5. Cover loosely with foil and bake for approximately 12–15 minutes, just until hot throughout and the cheese has melted.
  6. Remove the foil and broil briefly if you want a lightly golden top.
  7. Avoid extended baking, which can dry out the crawfish.

My final chef’s notes

Keep the Velveeta. I wouldn’t eliminate it. Velveeta has a legitimate place in Louisiana crawfish fettuccine, and its melting properties help give the sauce that smooth, nostalgic texture. By pairing it with freshly shredded Monterey Jack and Parmesan, we get the best of both worlds.

Do not sacrifice Louisiana crawfish. The flavor of genuine Louisiana crawfish tails, especially with the fat, is central to this dish. Use the best tails available and preferably Louisiana crawfish stock.

Don’t overdo the seasoning. Your Luquette’s seasoning needs to complement the natural sweetness of the crawfish, not overpower it.

Serve it fresh. This version is designed primarily as a stovetop fettuccine. That is how I would serve it for the silkiest sauce and most tender crawfish.

My verdict: I would make this version the official Luquette’s Cajun Specialties Crawfish Fettuccine recipe. It retains the authentic, indulgent Louisiana character of your original while improving flavor, texture, and balance.

From the Luquette Kitchen.