Creamy, spicy, and packed with bold flavor, this Garlic Parmesan Chicken Spaghetti is tossed in a rich Cajun cream sauce and finished with freshly grated Parmesan. It’s a restaurant-style pasta dinner made in under 40 minutes, perfect for busy weeknights or indulgent weekends.
Why You’ll Love This Recipe
- Bold Cajun flavor with a creamy garlic-Parmesan twist
- Hearty, comforting, and family-approved
- Ready in about 40 minutes
- Made with simple pantry ingredients
- High-protein and filling
Recipe Background
Cajun cream sauces are known for their rich, spicy depth, and when paired with tender chicken and silky spaghetti, the result is pure comfort food. This dish brings together Southern-inspired Cajun spices and classic Italian Parmesan creaminess, creating a fusion pasta that feels indulgent but easy enough for home cooks.
Ingredients
Chicken
- 600 g (1.3 lb) chicken breast, sliced
- 2 tbsp olive oil
- 1½ tsp Cajun seasoning (adjust to taste)
- ½ tsp smoked paprika
- ½ tsp garlic powder
- Salt & black pepper
Pasta
- 400 g (14 oz) spaghetti
- Salted water
Spicy Cajun Cream Sauce
- 2 tbsp butter
- 4 cloves garlic, minced
- 1 small onion or shallot, finely diced
- 1½ cups (360 ml) heavy cream
- ½ cup (120 ml) chicken stock
- 1 tsp Cajun seasoning
- ½ tsp chili flakes (optional)
- 1 cup freshly grated Parmesan cheese
- ½ tsp Italian seasoning
- Black pepper, to taste
To Finish
- Extra Parmesan cheese
- Fresh parsley or basil, chopped
- Lemon wedges (optional)
Kitchen Tools Needed
- Large skillet or pan
- Pasta pot
- Sharp knife
- Cutting board
- Tongs
Step-by-Step Instructions
1. Cook the Pasta
- Bring a large pot of salted water to a boil.
- Cook spaghetti until al dente according to package instructions.
- Reserve 1 cup pasta water, then drain and set aside.
2. Season & Cook the Chicken
- Toss chicken with olive oil, Cajun seasoning, smoked paprika, garlic powder, salt, and pepper.
- Heat a large skillet over medium-high heat.
- Sear chicken for 3–4 minutes per side until golden and cooked through.
- Remove from the pan and set aside.
3. Make the Cajun Cream Sauce
- In the same skillet, melt butter over medium heat.
- Sauté onion for 2–3 minutes until soft.
- Add garlic and cook for 30 seconds until fragrant.
- Pour in heavy cream and chicken stock.
- Stir in Cajun seasoning, chili flakes, Italian seasoning, and black pepper.
- Simmer for 3–5 minutes until slightly thickened.
- Reduce heat to low and stir in Parmesan until smooth and creamy.
4. Combine Everything
- Add cooked spaghetti to the sauce and toss to coat.
- Add reserved pasta water a little at a time until the sauce is silky.
- Slice chicken and return it to the pan.
- Toss gently and heat through.
Pro Tips for Best Results
- Don’t overcook the chicken — remove it as soon as it’s done.
- Use freshly grated Parmesan for a smooth sauce (pre-grated won’t melt as well).
- Adjust Cajun seasoning to control the heat level.
Variations & Substitutions
- Extra spicy: Add more chili flakes or cayenne
- Lighter version: Use half-and-half instead of heavy cream
- Swap chicken for shrimp
- Add veggies like spinach or bell peppers
What to Serve With Garlic Parmesan Chicken Spaghetti
- Garlic bread or cheesy breadsticks
- Simple green salad
- Roasted broccoli or asparagus
Storage & Reheating
- Fridge: Store leftovers in an airtight container for up to 3 days.
- Reheat: Warm gently on the stove with a splash of milk or cream.
- Freezing: Not recommended due to the cream sauce texture.
Nutrition Highlights
- High in protein from chicken and Parmesan
- Rich, satisfying fats for fullness
- Can be made lower-carb by reducing pasta portion
Recipe Card Summary
Garlic Parmesan Chicken Spaghetti in Spicy Cajun Cream Sauce
- Prep Time: 15 minutes
- Cook Time: 25 minutes
- Servings: 4–6
Creamy Cajun pasta tossed with juicy chicken, garlic, and Parmesan for a bold, comforting meal everyone will love.
Learn More:
- Crispy Garlic Parmesan Chicken Strips with Creamy Chili Sauce
- Creamy Cajun Chicken with Herb Fries (Easy 30-Minute Dinner)
- Garlic Parmesan Smashed Potatoes (Ultra Crispy & Oven-Baked)
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