Name: One Pot Cajun Chicken Pasta Recipe
Prep time: 10 min
Cook time: 25 min
Total time: 35 min
Cuisine: Cajun
Ingredients: 1 1/2 Tbsp olive oil, divided; 1 lb boneless skinless chicken breasts, cut into 1-inch pieces; 1 1/2 Tbsp Cajun seasoning; 1 medium red bell pepper, sliced into 2-inch strips; 1 medium yellow bell pepper, sliced into 2-inch strips; 1 small (5 – 6 oz) red onion, halved and thinly sliced; 2 garlic cloves, minced (2 tsp); 2 (14.5 oz) cans low-sodium chicken broth; 1 (14.5 oz) can fire roasted diced tomatoes; 3/4 cup heavy cream, divided; 12 oz penne pasta; 2 tsp cornstarch, mixed with 1 Tbsp water; 3/4 cup finely shredded parmesan cheese; 3 Tbsp minced fresh parsley; Salt and freshly ground black pepper, to taste

Jump to Recipe· 4.3 from 44 reviews

If you’re craving a comforting, flavor-packed meal that won’t have you stuck in the kitchen for hours, then you’ve got to try this One Pot Cajun Chicken Pasta Recipe. It’s the perfect harmony of smoky Cajun spices, tender chicken, colorful bell peppers, and creamy pasta all cooked in one pot to make dinner simple, satisfying, and downright delicious. Whether you’re feeding the family or just want a fuss-free meal that feels special, this recipe delivers bold Cajun flair with minimal cleanup, making it an instant favorite for weeknights or casual gatherings.

Ingredients You’ll Need

The image shows six cooking stages in a metal pan placed on a stove with a white marbled surface below. The first layer in the top left shows small pieces of light pink meat cooking with some white parts visible. The second layer on the top right shows the meat browned with a lightly crispy texture. The third layer in the middle left shows thin strips of yellow and red peppers with thin slices of purple onion, all raw and fresh. The fourth layer in the middle right shows the vegetables being mixed with light brown powdered spices and small white chunks, all stirred with a wooden spatula. The fifth layer on the bottom left shows a creamy white sauce poured over cooked red diced tomatoes in the pan. The last layer on the bottom right shows penne pasta being added into the creamy sauce, covering the diced tomatoes and other ingredients below. Photo taken with an iphone --ar 4:5 --v 7

These ingredients are straightforward yet essential for building the rich, vibrant flavors and luscious texture of your One Pot Cajun Chicken Pasta Recipe. Each adds its own special touch, from the spicy seasoning to the creamy finish.

1 1/2 Tbsp olive oil, divided: Provides a smooth base for sautéing and helps brown the chicken beautifully.
1 lb boneless skinless chicken breasts, cut into 1-inch pieces: The protein star that stays tender and juicy.
1 1/2 Tbsp Cajun seasoning: Spice blend that infuses the whole dish with iconic Cajun heat and smokiness.
1 medium red bell pepper, sliced: Adds a pop of color and sweet crunch.
1 medium yellow bell pepper, sliced: Balances color and sweetness with a vibrant touch.
1 small red onion, halved and thinly sliced: Brings mild sharpness and depth when sautéed.
2 garlic cloves, minced: Essential aromatic that elevates every bite.
2 (14.5 oz) cans low-sodium chicken broth: The flavorful liquid foundation for the pasta to cook in and soak up Cajun goodness.
1 (14.5 oz) can fire roasted diced tomatoes: Adds smoky sweetness with a bit of tang.
3/4 cup heavy cream, divided: Creates a luxuriously creamy, rich sauce.
12 oz penne pasta: Barilla recommended for perfect texture and consistent cooking.
2 tsp cornstarch, mixed with 1 Tbsp water: Helps thicken the sauce for that irresistible coating on every piece of pasta.
3/4 cup finely shredded parmesan cheese: Adds salty richness and a hint of nuttiness.
3 Tbsp minced fresh parsley: A fresh, herbaceous finish that brightens the dish.
Salt and freshly ground black pepper, to taste: Essential seasonings to balance and enhance flavors.

How to Make One Pot Cajun Chicken Pasta Recipe

Step 1: Sear the Chicken

Start by heating 1 tablespoon of olive oil in a large pot over medium-high heat. Toss the chicken pieces with half a tablespoon of Cajun seasoning, then add them in a single layer to the pot. Let the chicken develop a nice golden-brown crust by cooking undisturbed for about 3 minutes, then turn and cook for another 3 minutes until fully cooked. Once done, transfer the chicken to a sheet of foil and wrap it up to keep warm while you work on the rest.

Step 2: Sauté the Vegetables and Seasonings

In the same pot, add the remaining half tablespoon of olive oil and toss in the sliced red and yellow bell peppers along with the red onion. Sauté for around 3 minutes until the veggies start to soften but still have a bit of crunch. Add the minced garlic and the remaining tablespoon of Cajun seasoning, stirring everything for another minute to release the spices’ aromatic magic.

Step 3: Build the Sauce and Cook the Pasta

Pour in the chicken broth, fire roasted diced tomatoes, and half a cup of heavy cream, then bring the mixture to a boil. Stir in your penne pasta and cook it while stirring frequently, keeping an eye on the pasta’s texture. This should take about 12 to 13 minutes, just until the pasta is nearly tender, allowing it to soak up all those rich flavors.

Step 4: Thicken the Sauce and Finish Cooking

Mix the cornstarch with water to make a slurry, then add it to the pot. Continue cooking for about 1 minute longer while stirring—this thickens the sauce beautifully and helps the pasta and veggies cling together. Now it’s time to remove the pot from heat and stir in the remaining 1/4 cup of heavy cream, shredded parmesan cheese, minced fresh parsley, and the cooked chicken. Season the whole mixture with salt and freshly ground black pepper to taste for a perfectly balanced finish.

How to Serve One Pot Cajun Chicken Pasta Recipe

A white round plate holds a creamy pasta dish consisting of penne pasta coated in a light orange sauce. Mixed throughout are pieces of light brown cooked chicken, strips of red and yellow bell peppers, and sprinkles of green parsley leaves on top. The plate rests on a dark cloth and a fork lies inside the plate on the left side. The background is a white marbled surface with a bunch of fresh green parsley on the top left and a yellow corn cob at the bottom right corner. Photo taken with an iphone --ar 4:5 --v 7

Garnishes

To make your dish look as fantastic as it tastes, sprinkle a little extra shredded parmesan and some fresh parsley over the top. If you want a bit more heat, a pinch of smoked paprika or crushed red pepper flakes works wonders. These simple garnishes bring fresh color and extra layers of flavor that make this dish truly inviting.

Side Dishes

This pasta pairs wonderfully with light, crunchy sides like a crisp garden salad dressed with lemon vinaigrette or garlic bread to mop up every bit of that creamy Cajun sauce. Roasted or steamed green vegetables, such as asparagus or broccoli, also complement the richness of the dish without overpowering it.

Creative Ways to Present

For a fun twist, serve the pasta in individual ramekins with a sprinkle of parmesan and parsley on top, turning it into an elegant dinner party dish. Alternatively, toss in some sliced olives or sun-dried tomatoes for an extra burst of flavor and color. Pairing a chilled glass of crisp white wine, like Sauvignon Blanc, elevates the experience perfectly.

Make Ahead and Storage

Storing Leftovers

Let the One Pot Cajun Chicken Pasta Recipe cool completely before transferring it to an airtight container. Stored properly in the refrigerator, it will keep well for up to 3 days without losing any of its rich flavors, making it a fantastic next-day lunch option.

Freezing

This dish freezes fairly well for up to 2 months. Be sure to cool it completely before freezing in a freezer-safe container. However, because of the creamy sauce, the texture might change slightly after thawing, so it’s often best enjoyed fresh or refrigerated.

Reheating

Reheat leftovers gently on the stovetop over medium heat, stirring frequently and adding a splash of cream or broth if the sauce needs loosening. You can also microwave portions in short bursts, stirring in between to ensure even heating without overcooking the pasta.

FAQs

Can I use a different type of pasta in the One Pot Cajun Chicken Pasta Recipe?

Absolutely! While penne works great for its shape and texture, you can substitute with other sturdy pasta like rigatoni, fusilli, or even farfalle. Just adjust cooking times accordingly to ensure your pasta isn’t over- or undercooked.

What can I do if I don’t have Cajun seasoning on hand?

No problem! You can make a quick homemade blend using paprika, cayenne pepper, garlic powder, onion powder, dried oregano, thyme, salt, and pepper. This way, you control the heat level and flavor intensity, keeping it perfectly suited to your taste.

Is this recipe spicy?

The One Pot Cajun Chicken Pasta Recipe has a nice, medium level of heat from the Cajun seasoning that’s flavorful but not overwhelming. If you prefer it milder, reduce the Cajun seasoning and add a pinch of smoked paprika for that smoky flavor without heat.

Can I make this recipe dairy-free?

Yes! Substitute the heavy cream with coconut cream or a creamy non-dairy alternative, and swap parmesan for a dairy-free cheese or nutritional yeast for cheesy flavor. Cooking times and techniques remain the same, so you won’t miss out on the creamy goodness.

How do I make sure the chicken stays tender?

Cutting the chicken into evenly sized pieces and searing it without overcrowding the pot are key. Cook it just until browned and cooked through, then remove it to prevent overcooking while you finish the sauce and pasta. Toss it back in at the end to retain juiciness.

Final Thoughts

I can’t recommend this One Pot Cajun Chicken Pasta Recipe enough for those nights when you want a delicious meal that feels homemade but comes together quickly and easily. The blend of Cajun spices, veggies, and creamy pasta creates a dish that’s truly comforting and bursting with flavor every single time. Give it a try—you might just find your new go-to dinner favorite!