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Creamy Cajun Shrimp Pasta

creamy Cajun shrimp pasta - featured image

A quick and easy creamy Cajun shrimp pasta with a spicy, velvety sauce that clings to every strand of pasta, perfect for weeknight dinners with a restaurant-style punch.

Ingredients

Scale
  • 1 pound large raw shrimp, peeled and deveined
  • 2 tablespoons olive oil
  • 2 tablespoons unsalted butter
  • 4 cloves garlic, minced
  • 1 small yellow onion, finely chopped
  • 2 tablespoons Cajun seasoning (smoked paprika, cayenne, garlic powder, onion powder, oregano, thyme, salt, pepper)
  • 1/4 teaspoon crushed red pepper flakes (optional)
  • 1 cup chicken broth
  • 1 cup heavy cream
  • 1/2 cup freshly grated Parmesan cheese
  • 8 ounces fettuccine or linguine pasta
  • 2 tablespoons fresh parsley, chopped
  • 1 tablespoon lemon juice

Instructions

  1. Bring a large pot of salted water to a boil. Add 8 ounces of fettuccine or linguine and cook according to package instructions until al dente (about 10-12 minutes). Drain and set aside, reserving 1/2 cup of pasta water.
  2. Pat the shrimp dry with paper towels. Season lightly with salt and 1 tablespoon of Cajun seasoning.
  3. Heat 2 tablespoons olive oil in a large skillet over medium-high heat. Add shrimp in a single layer and cook about 2 minutes per side until just pink and opaque. Remove shrimp from pan and set aside.
  4. Lower heat to medium. In the same pan, add 2 tablespoons butter. Once melted, add the chopped onion and sauté until translucent and soft, about 3-4 minutes. Stir in minced garlic and cook for another minute until fragrant.
  5. Sprinkle in 1 tablespoon Cajun seasoning and optional crushed red pepper flakes. Stir for 30 seconds to toast the spices gently.
  6. Slowly pour in 1 cup chicken broth, scraping up any browned bits from the pan. Let simmer and reduce slightly, about 3 minutes.
  7. Lower heat to medium-low and stir in 1 cup heavy cream. Bring to a gentle simmer and cook until sauce thickens slightly, about 4-5 minutes.
  8. Stir in 1/2 cup freshly grated Parmesan cheese until melted and smooth.
  9. Add cooked shrimp back to the pan, tossing to coat in the sauce. Add drained pasta and toss everything together, adding reserved pasta water a little at a time if sauce is too thick.
  10. Finish with 1 tablespoon fresh lemon juice and adjust seasoning with salt, pepper, and remaining Cajun seasoning to taste.
  11. Sprinkle chopped fresh parsley over the top and serve immediately.

Notes

Pat shrimp dry before cooking to avoid steaming and ensure a good sear. Toast Cajun spices gently to avoid burning and bitterness. Reserve pasta water to adjust sauce consistency. For dairy-free, substitute heavy cream with coconut milk and Parmesan with nutritional yeast. Use gluten-free pasta if needed. Reheat leftovers gently with broth or milk to maintain creamy texture.

Nutrition

Keywords: Cajun shrimp pasta, creamy shrimp pasta, spicy pasta, quick dinner, weeknight meal, restaurant-style sauce, Cajun seasoning, seafood pasta