This savory dish combines spicy Cajun seasonings with a rich, creamy pasta sauce for a satisfying meal. It is designed for quick preparation, making it an ideal choice for busy weeknights.

List of ingredients

8 ounces penne pasta – cooked according to package instructions.
2 tablespoons olive oil – used for searing the chicken.
2 boneless skinless chicken breasts – pounded thin for even cooking.
1 1/2 tablespoons Cajun seasoning – divided for chicken and sauce.
2 tablespoons unsalted butter – used to create the roux.
2 cloves garlic – minced finely.
1 tablespoon all purpose flour – used as a thickener.
1 1/2 cups half and half – the base of the cream sauce.
1/3 cup grated Parmesan – plus extra for garnish.
salt and pepper – to taste.
1 diced tomato – for freshness and color.
fresh parsley – chopped for garnish.

step-by-step instructions

Cook the Pasta: Bring a large pot of water to a boil and add 1 teaspoon of kosher salt. Add the penne and cook according to the package directions until al dente, then drain and set aside.
Sear the Chicken: Heat olive oil in a large skillet over medium heat. Season both sides of the pounded chicken breasts with 1 tablespoon of Cajun seasoning and cook for about 3 minutes per side until the internal temperature reaches 165 degrees Fahrenheit.
Prepare the Pan: Remove the cooked chicken from the skillet. Wipe the pan clean and return it to medium heat.
Create the Roux: Melt the butter in the skillet and sauté minced garlic for 30 seconds. Whisk in the flour and cook for another 30 seconds to remove the raw flour taste.
Build the Sauce: Slowly whisk in the half and half, starting with one tablespoon at a time to ensure the sauce thickens without lumps. Once half a cup is incorporated, you can add the remaining liquid more quickly.
Season the Sauce: Stir in the grated Parmesan cheese until completely melted. Add the remaining 1/2 tablespoon of Cajun seasoning, then season with salt and pepper to taste.
Combine and Serve: Toss the cooked penne into the sauce. Top the pasta with diced tomatoes, chopped parsley, extra Parmesan, and the sliced chicken breasts.

Preparation Secrets for Best Results

Pounding Chicken for Even Cooking

Use a meat mallet or a rolling pin to flatten the chicken breasts to a uniform thickness. This ensures the meat cooks quickly and evenly, preventing the thinner edges from overcooking while the center remains raw.

Preventing Garlic from Burning

Keep the heat at a medium setting and sauté the garlic for no more than 30 seconds. Burnt garlic becomes bitter and can ruin the overall flavor profile of the cream sauce.

Mastering the Roux for a Smooth Sauce

Whisk the flour into the melted butter and garlic thoroughly before adding the liquid. Cooking the flour for 30 seconds creates a roux, which provides the necessary structure and thickness for the sauce.

Managing the Liquid Incorporation

Add the half and half very slowly at the beginning of the sauce-making process. Whisking in small amounts prevents clumps from forming and results in a velvet-like consistency.

Ingredient Substitutions

Using Heavy Cream Instead of Half and Half

For a richer and thicker sauce, substitute the half and half with heavy cream. If the sauce becomes too thick, you can thin it out with a small splash of pasta water or whole milk.

Swapping Penne for Other Pasta Shapes

While penne is traditional, you can use fusilli, farfalle, or rigatoni. These shapes have ridges or holes that help the creamy Cajun sauce cling to the pasta more effectively.

Using Chicken Thighs Instead of Breasts

Boneless, skinless chicken thighs can be used for a juicier result. Note that thighs may take slightly longer to cook than pounded breasts and should be sliced into bite-sized pieces before searing.

Alternatives for Parmesan Cheese

If Parmesan is unavailable, Pecorino Romano is a suitable salty alternative. For a milder taste, a shredded mozzarella or a blend of Italian cheeses can be used, though the flavor will be less sharp.

Flavor Variations

Adding Sautéed Bell Peppers and Onions

Sauté diced bell peppers and onions in the skillet before adding the garlic. This adds a classic “holy trinity” Cajun flavor profile and introduces more texture to the final dish.

Incorporating Fresh Spinach for Nutrition

Stir in two cups of fresh baby spinach just before adding the pasta to the sauce. The heat from the sauce will wilt the spinach quickly, adding color and nutrients without altering the taste.

Adjusting the Heat Level

Control the spiciness by adjusting the amount of Cajun seasoning. For a milder version, use a low-sodium, non-spicy blend; for more heat, add a pinch of cayenne pepper or red pepper flakes.

Using Shrimp as a Protein Alternative

Replace the chicken with large shrimp, peeled and deveined. Sauté the shrimp in olive oil with Cajun seasoning for 2-3 minutes per side until pink and opaque before preparing the sauce.

Serving Suggestions

Pairing with Garlic Bread

Serve this pasta alongside toasted garlic bread or a warm baguette. The bread is excellent for soaking up the remaining creamy sauce on the plate.

Serving with a Fresh Side Salad

Balance the richness of the cream sauce with a crisp green salad. A simple vinaigrette with lemon juice and olive oil cuts through the heaviness of the dairy.

Garnish Ideas for Presentation

Beyond parsley and Parmesan, you can garnish the dish with sliced green onions or a sprinkle of paprika. This adds a professional look and a subtle layer of flavor.

Storage and Reheating Guidance

Refrigeration Methods

Store leftover pasta in an airtight container in the refrigerator for up to three days. Ensure the pasta is completely cooled before sealing the container to prevent excess moisture buildup.

Best Practices for Reheating

Reheat the pasta in a skillet over low heat or in the microwave in short intervals. To restore the original creaminess, stir in a tablespoon of milk or heavy cream during the reheating process.

Freezing Considerations

Cream-based sauces often separate when frozen and thawed. While you can freeze the cooked chicken separately, it is recommended to make the sauce and cook the pasta fresh for the best texture.

Make-Ahead Strategy

Preparing the Chicken in Advance

Cook and slice the chicken breasts a day before you plan to serve the meal. Store them in the fridge and simply warm them up in the pan or place them on top of the hot pasta.

Pre-chopping Vegetables

Dice the tomatoes and chop the parsley ahead of time and store them in separate containers. This reduces the active prep time during the actual cooking process.

Managing the Sauce Base

You can prepare the roux and the cream base in advance. However, stir in the cheese and final seasonings immediately before combining with the pasta to maintain the best flavor.

Troubleshooting Common Issues

Fixing a Sauce That Is Too Thick

If the sauce becomes too heavy, whisk in a tablespoon of pasta water or milk. Do this slowly over low heat until the desired consistency is achieved.

Correcting a Sauce That Is Too Thin

If the sauce is too runny, simmer it on low heat for a few extra minutes to reduce the liquid. Alternatively, stir in an extra tablespoon of grated Parmesan to thicken it naturally.

Managing Overcooked Pasta

If the pasta is overcooked, avoid tossing it too vigorously in the sauce to prevent it from breaking. Add the pasta to the sauce at the very last second and serve immediately.

Frequently Asked Questions

Can I use store-bought Cajun seasoning?

Yes, any standard store-bought Cajun seasoning works well. Check the salt content of the blend and adjust the additional salt and pepper in the recipe accordingly.

How do I know when the chicken is done?

The most accurate method is using a digital meat thermometer to ensure the internal temperature reaches 165 degrees Fahrenheit. The meat should be opaque throughout with no pink remaining.

Can I make this dish in one pan?

To make this a one-pan meal, you would need to cook the pasta separately or use a method where the pasta simmers in the sauce. However, cooking pasta separately ensures the best texture and sauce consistency.