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Creamy crawfish pasta with bow tie noodles in a white baking dish, topped with chopped green onions and grated Parmesan cheese.

Creamy Crawfish Pasta

Creamy crawfish pasta with a rich Cajun-spiced sauce, ready in 30 minutes and perfect for crawfish season or easy entertaining.
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Course: Main Dish
Cuisine: Cajun / Creole
Keyword: Cajun Pasta, Crawfish Season Dinner, Creamy Pasta Sauce, Louisiana Cooking, New Orleans Flavors, Weeknight Cajun Meal
Prep Time: 10 minutes
Cook Time: 20 minutes
Total Time: 30 minutes
Servings: 6
Calories: 611kcal
Author: Jennifer Locklin
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Ingredients

Instructions

Prepare the Pasta

  • Cook bow tie pasta according to package directions
    8 ounces bow tie pasta
  • Drain and keep warm

Make the Roux

  • Melt butter in a large Dutch oven or heavy-bottomed pot over medium heat
    ½ cup salted butter
  • Add flour and cook, stirring constantly, until smooth and lightly blended, about 2 minutes
    ⅓ cup all-purpose flour

Cook the Vegetables

  • Add green onions, onion, garlic, bell pepper, and celery to the roux
    1 bunch green onions, 1 small onion, 4 garlic cloves, 1 green bell pepper, 2 celery ribs
  • Sauté until vegetables are tender, about 5 minutes

Build the Sauce

  • Stir in the chicken base.
    1 teaspoon Better than Bouillon Chicken Base
  • Stir in heavy cream, crawfish tails, diced tomatoes with green chilies, Cajun seasoning, parsley, pepper, and salt
    1 pint heavy whipping cream, 2 pounds frozen crawfish tails, 10 ounces Rotel diced tomatoes with green chilies, 1 tablespoon Slap Ya Mama Cajun seasoning, 1 tablespoon fresh parsley, ¼ teaspoon black pepper, ⅛ teaspoon kosher salt

  • Simmer, stirring occasionally, until the sauce thickens, about 10 minutes
  • Add hot sauce if desired
    1 tablespoon Louisiana Hot sauce

Serve

  • Spoon sauce over warm pasta
  • Top with shredded Parmesan cheese
  • Garnish with additional chopped parsley if desired

Notes

Substitutions
• Shrimp may be substituted for crawfish tails using an equal amount, peeled and deveined
• Half-and-half may be used in place of heavy cream, though the sauce will be thinner
• Creole seasoning may be used instead of Cajun seasoning
Serving Suggestions & Pairings
• Serve with a simple green salad or steamed vegetables
• Pair with Homemade Garlic Bread or crusty French bread
Storage
• Store leftovers in an airtight container in the refrigerator for up to 3 days
Freezing
• This dish is best enjoyed fresh
• If freezing is necessary, freeze without pasta for up to 2 months and reheat gently, adding cream as needed to restore texture

Nutrition

Serving: 1 serving (without parmesan) | Calories: 611kcal | Carbohydrates: 41g | Protein: 12g | Fat: 45g | Saturated Fat: 28g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 11g | Trans Fat: 1g | Cholesterol: 155mg | Sodium: 377mg | Potassium: 410mg | Fiber: 3g | Sugar: 6g | Vitamin A: 2447IU | Vitamin C: 24mg | Calcium: 106mg | Iron: 2mg

*Nutrition information is automatically calculated based on ingredient data and should be considered an estimate. When multiple ingredient options are provided, the first listed is used for calculation. Optional ingredients and garnishes are not included in the nutrition analysis.