Cook the pasta: Bring a large pot of salted water to a boil, add the fettuccine pasta, and cook according to the package instructions. Once al dente, drain and set aside.
Season the shrimp: In a bowl, toss the peeled and deveined shrimp with Cajun seasoning until they are well coated.
Cook the shrimp: Add the seasoned shrimp to the skillet, cooking until they turn pink and opaque, roughly 3-4 minutes.
Create the cream sauce: Pour in the heavy cream and bring to a simmer. Stir in the grated Parmesan cheese, mixing until it melts and combines into a luscious sauce.
Combine with pasta: Add the cooked fettuccine pasta to the skillet, tossing gently to coat every strand in the creamy sauce.
Season to perfection: Season with salt and pepper to taste, adjusting according to your preference.
Garnish and serve: Serve hot, garnished with fresh parsley for a pop of color and freshness.
Notes
For extra heat, add a dash of hot sauce. You can substitute the shrimp with chicken or crawfish.