Cajun Shrimp & Sausage Pasta with Creamy Garlic Cajun Sauce
This Cajun shrimp and sausage pasta is rich, smoky, and packed with bold Southern flavor. Juicy shrimp and savory smoked sausage are tossed with tender spaghetti in a creamy garlic Cajun sauce that’s just the right balance of spicy and comforting. It’s the kind of dish that feels restaurant-quality but comes together easily at home, making it perfect for weeknights or when you want something a little indulgent without the hassle.
Prep Time: 15–20 minutes
Cook Time: 25 minutes
Total Time: ~40–45 minutes
Servings: 4
Ingredients
The Shrimp
400 g large shrimp, peeled and deveined
1 tsp Cajun seasoning
½ tsp smoked paprika
¼ tsp black pepper
Pinch of salt
The Sausage & Veggies
250 g smoked sausage, sliced into rounds
1 red bell pepper, diced
1 green bell pepper, diced
1 small onion, diced
4 cloves garlic, minced
The Creamy Cajun Sauce
4 tbsp unsalted butter, divided
2 tbsp olive oil
1 cup chicken broth
½ cup heavy cream
1 tbsp Cajun seasoning
½ tsp chili flakes (optional)
Salt & black pepper to taste
The Pasta & Finish
300 g spaghetti
Fresh parsley, chopped
Instructions
Cook Pasta
Boil spaghetti in salted water until al dente. Reserve ½ cup pasta water, then drain.
Season Shrimp
Toss shrimp with Cajun seasoning, smoked paprika, black pepper, and salt.
Sear Shrimp
Heat 1 tbsp butter and 1 tbsp olive oil in a skillet. Cook shrimp 2–3 minutes per side until pink. Remove and set aside.
Cook Sausage
In the same pan, add sliced sausage and cook until browned and slightly crispy. Remove and set aside.
Sauté Vegetables
Add remaining olive oil if needed, then cook onion and bell peppers until softened. Add garlic and cook 30 seconds until fragrant.
Build the Sauce
Add chicken broth and scrape up any browned bits. Stir in heavy cream, Cajun seasoning, chili flakes, salt, and pepper.
Simmer
Let the sauce simmer for 3–5 minutes until slightly thickened.
Combine Everything
Add cooked pasta, shrimp, and sausage back into the pan. Toss to coat.
Adjust Texture
Add reserved pasta water a little at a time if the sauce is too thick.
Finish & Serve
Stir in remaining butter for richness. Garnish with fresh parsley and serve hot.
Tips
Don’t overcook shrimp; they should be just pink and tender.
Use high-quality smoked sausage for deeper flavor.
Reserve pasta water it helps emulsify the sauce.
Cook pasta just al dente to avoid mushiness later.
Deglaze the pan well for maximum flavor.
Add cream slowly to prevent curdling.
Taste before adding extra salt Cajun seasoning can be salty.
Let sauce simmer gently, not boil aggressively.
Use fresh garlic for best aroma and depth.
Finish with butter for a glossy, restaurant-style sauce.
Variations
Spicier Version: Add extra chili flakes or hot sauce.
Low-Carb Option: Replace pasta with zucchini noodles.
Chicken Swap: Use chicken instead of sausage.
Seafood Mix: Add scallops or crab meat.
Tomato Cajun: Add crushed tomatoes for a rosé-style sauce.
Cheesy Twist: Stir in Parmesan at the end.
Lighter Version: Use half-and-half instead of heavy cream.
Garlic Lovers: Double the garlic quantity.
Herb Boost: Add thyme or oregano.
One-Pot Method: Cook pasta directly in the sauce with extra broth.
Q&A
Can I use frozen shrimp?
Yes, thaw completely and pat dry.
What sausage works best?
Andouille is traditional, but any smoked sausage works.
Can I make it ahead?
Best fresh, but can be reheated gently.
How long does it last?
Up to 3 days in the fridge.
Can I freeze it?
Cream sauces don’t freeze well, but it’s possible.
How do I reheat?
Add a splash of milk or broth and reheat gently.
Is it very spicy?
Moderate heat, easily adjustable.
Can I use another pasta?
Yes penne, fettuccine, or linguine work well.
Why is my sauce too thick?
Add reserved pasta water to loosen it.
Can I skip cream?
Yes, but the dish won’t be as rich.
Nutrition
(Approx per serving)
Calories: 600–700
Protein: 35–40g
Carbs: 50–60g
Fat: 30–35g
Fiber: 3–5g
Conclusion
Cajun shrimp and sausage pasta is one of those dishes that delivers big flavor with minimal effort. The combination of smoky sausage, tender shrimp, and creamy, spiced sauce creates a rich and satisfying meal that feels indulgent yet approachable. Whether you’re cooking for family or just treating yourself, this recipe is a dependable go-to when you want something comforting with a bold kick.