Name: Creamy Cajun Chicken Recipe
Prep time: 15 min
Cook time: 20 min
Total time: 35 min
Ingredients: 1.5 pounds boneless skinless chicken breasts, sliced into thin cutlets or strips; 1 teaspoon kosher salt; 1/2 teaspoon black pepper; 1 to 1 1/2 tablespoons Cajun seasoning (preferably low-sodium); 2 tablespoons olive oil; 1 tablespoon unsalted butter; 1 small yellow onion, finely diced; 3 cloves garlic, minced; 1 red bell pepper, thinly sliced; 1/2 yellow or orange bell pepper, thinly sliced; 1 cup low-sodium chicken broth; 1 cup heavy cream; 1/2 cup grated Parmesan cheese; 1 teaspoon Cajun seasoning; 1/4 teaspoon smoked paprika; 1 pinch red pepper flakes; Salt and black pepper, to taste; 8 to 12 ounces pasta such as penne, fettuccine, or rigatoni (or use cooked rice, cauliflower rice, or mashed potatoes); 2 tablespoons chopped fresh parsley or green onions; Lemon wedges, for serving (optional)

Creamy Cajun Chicken Recipe tastes rich, smoky, a little spicy, and super comforting, like Alfredo that went on vacation in Louisiana. It works perfectly for busy weeknights or casual date nights and takes about 35 minutes from cutting board to table. I first made this on a Tuesday when I felt tired and grumpy, and it honestly turned my mood around by the second bite.

Why Make This Creamy Cajun Chicken Recipe at Home

You control the spice level, the creaminess, and the quality of ingredients, so the dish tastes fresher than most restaurant versions. The sauce coats every bite of chicken and pasta, and you skip the mystery sodium bomb that often shows up in takeout.

You also cook this in one skillet plus a pot for pasta, so cleanup stays pretty painless. Leftovers taste even better the next day, which means you cook once and enjoy twice.

My family asked for this Creamy Cajun Chicken Recipe two nights in a row, and nobody missed the restaurant version at all. ★★★★★

Ingredients You Need

Chicken

1.5 pounds boneless skinless chicken breasts
- Slice into thin cutlets or small strips so they cook quickly and stay juicy.
1 teaspoon kosher salt
1/2 teaspoon black pepper
1–1.5 tablespoons Cajun seasoning
- Use a low-sodium brand if possible; I like Tony Chachere’s No Salt or homemade mix.

Sauce

2 tablespoons olive oil
1 tablespoon unsalted butter
1 small yellow onion, finely diced
3 cloves garlic, minced
1 red bell pepper, thinly sliced
1/2 yellow or orange bell pepper, thinly sliced
1 cup low-sodium chicken broth
1 cup heavy cream
- You can swap half-and-half, but the sauce thickens less; simmer a bit longer.
1/2 cup grated Parmesan cheese
- Use real Parmesan, not the green can, so the sauce turns silky instead of grainy.
1 teaspoon Cajun seasoning (extra, for the sauce)
1/4 teaspoon smoked paprika (optional, for extra smoky flavor)
Pinch of red pepper flakes (optional, for extra heat)
Salt and pepper to taste

Pasta or Base

8–12 ounces pasta, such as penne, fettuccine, or rigatoni
- Short pasta holds the sauce nicely; use what you have in the pantry.
Or serve over: cooked rice, cauliflower rice, or mashed potatoes

Fresh Finish

2 tablespoons chopped fresh parsley or green onions
Lemon wedges, optional, to squeeze over the finished dish for brightness

Pantry Shortcuts & Substitutions

Use pre-sliced bell peppers and pre-chopped onions from the produce section if you want to save time.
Use rotisserie chicken in a pinch; season it lightly with Cajun seasoning and warm it in the sauce.
Swap heavy cream with full-fat coconut milk for a dairy-light version with a slight twist in flavor.
Use gluten-free pasta or rice if you avoid gluten.

Equipment List

Large skillet or sauté pan (12 inch works best)
Tongs or spatula
Cutting board and sharp knife
Medium pot for pasta or rice
Measuring cups and spoons
Whisk or wooden spoon

Tips & Mistakes

Slice chicken into even thickness so it cooks at the same rate and stays juicy.
Pat chicken dry before seasoning so it browns nicely instead of steaming.
Season both sides of the chicken generously; bland chicken ruins a bold Cajun sauce.
Use a hot pan when you add the chicken so you get good color and flavor on the outside.
Do not overcrowd the skillet; cook chicken in batches if needed so it sears instead of boils.
Avoid super high heat once you add cream; keep it at a gentle simmer so the sauce stays smooth.
Add Parmesan off the heat or on low and whisk well so it melts and does not clump.
Taste the sauce before adding extra salt, since Cajun seasoning and Parmesan already add salt.
Cook pasta just to al dente so it finishes in the sauce and soaks up flavor without turning mushy.
Thin the sauce with a splash of pasta water or broth if it thickens too much while it sits.

How to Make Creamy Cajun Chicken Recipe

Step 1: Prep the Chicken and Pasta

Slice chicken breasts into thin cutlets or strips.
Pat dry with paper towels, then season both sides with salt, pepper, and Cajun seasoning.
Bring a large pot of salted water to a boil and cook pasta to al dente, then drain and set aside.

Step 2: Sear the Chicken

Heat olive oil and butter in a large skillet over medium-high heat.
Add chicken in a single layer and sear 4–5 minutes on the first side until golden.
Flip and cook another 3–4 minutes until the center reaches 165°F, then transfer to a plate and tent loosely with foil.

Step 3: Sauté the Veggies

In the same skillet, lower heat to medium and add the diced onion.
Cook 2–3 minutes until it softens and turns lightly golden, scraping up browned bits from the bottom.
Add bell peppers and cook another 3–4 minutes until they soften but still keep a little bite.
Stir in minced garlic and cook about 30 seconds until fragrant.

Step 4: Build the Sauce

Pour in chicken broth and stir, loosening any remaining browned bits for extra flavor.
Stir in heavy cream, Cajun seasoning, smoked paprika, and red pepper flakes if you use them.
Bring the mixture to a gentle simmer and cook 3–5 minutes until it thickens slightly.
Taste and adjust seasoning with salt and pepper.

Step 5: Add Cheese and Chicken

Lower heat to low and slowly stir in Parmesan cheese until it melts and the sauce turns smooth.
Slice the cooked chicken into strips or bite-size pieces.
Add chicken and any juices from the plate back into the skillet and stir to coat in the sauce.

Step 6: Add Pasta and Finish

Add cooked pasta to the skillet and toss until every piece gets coated in the creamy Cajun sauce.
If the sauce looks too thick, add a splash of pasta water or broth until it reaches your favorite consistency.
Sprinkle with chopped parsley or green onions.
Squeeze a little lemon over the top if you like a bright finish, then serve hot.

Variations I've Tried

Use chicken thighs instead of breasts for extra juicy, richer flavor.
Swap the chicken with shrimp and cook the shrimp just until pink and opaque, then remove and add back at the end.
Skip pasta and serve the creamy Cajun chicken over rice, mashed potatoes, or roasted vegetables.
Stir in a handful of baby spinach or kale at the end for a little green that wilts into the sauce.
Add a small can of fire-roasted tomatoes for a slightly tangy, smoky twist.

How to Serve Creamy Cajun Chicken Recipe

Serve this Creamy Cajun Chicken Recipe over hot pasta, fluffy rice, or creamy mashed potatoes so the sauce has something to cling to. Add a simple green salad or steamed broccoli on the side to balance the richness. Garlic bread or warm crusty bread works great to scoop up every last bit of sauce. A tall glass of iced tea, lemonade, or sparkling water with lemon pairs nicely and keeps the meal family friendly.

How to store

Store leftovers in an airtight container in the fridge for up to 3 days.
Chill the dish completely before you move it to containers so condensation does not water down the sauce.
Freeze the chicken and sauce without pasta for up to 2 months; add freshly cooked pasta when you reheat.
Reheat gently on the stove over low heat with a splash of milk, cream, or broth, and stir often until hot and creamy again.
You can also reheat in the microwave in short bursts, stirring between each round so the sauce heats evenly.