This lightened-up version of a restaurant favorite delivers bold spices and a creamy texture with significantly fewer calories. It combines seared Cajun chicken with a cornstarch-thickened sauce for a quick and satisfying weeknight dinner.

List of ingredients

1/2 pound (8 ounces) linguini or penne – provides the pasta base.
1 pound boneless, skinless chicken breasts (about 3-4 breasts) – lean protein source.
3 teaspoons olive oil, divided – used for searing and sautéing.
1 teaspoon Cajun seasoning – adds the signature spice blend.
1 medium red bell pepper, diced – provides sweetness and color.
1 large garlic clove, minced – adds aromatic depth.
1 cup low-fat milk – creates a creamy base.
1/4 cup water – used for the thickening slurry.
1 tablespoon cornstarch – thickens the sauce without heavy cream.
1/2 cup finely grated Parmesan cheese (made with microbial rennet) – adds saltiness and richness.
1 medium Roma tomato, finely diced – adds freshness to the topping.
1 large scallion, thinly sliced into rounds – adds a mild onion finish.

step-by-step instructions

Preheat Oven: Set the oven to 375 degrees F to ensure it is ready for the chicken finish.
Cook Pasta: Bring a large (4-quart) pot of salted water to a boil and cook the pasta for about 10 minutes or until al dente. Drain the pasta and set it aside.
Heat Skillet: Heat 2 teaspoons of olive oil in a large skillet over medium heat.
Sear Chicken: Sprinkle 1 teaspoon of Cajun seasoning evenly on both sides of the chicken breasts. Place them in the skillet and cook for 4-5 minutes per side until deeply browned and crisp.
Oven Finish: Transfer the chicken to a baking sheet and place it in the oven. Cook until a thermometer inserted into the thickest part reaches 165 degrees F.
Sauté Vegetables: Add the remaining teaspoon of oil to the skillet and stir in the diced bell peppers. Cook for about 2 minutes until softened, then stir in the minced garlic and cook for one more minute.
Simmer Milk: Pour the low-fat milk into the skillet and bring it to a gentle simmer.
Thicken Sauce: Whisk the water and cornstarch together in a measuring cup to form a slurry, then pour it into the skillet. Cook, stirring occasionally, for 1-2 minutes until the sauce thickens.
Combine: Turn the burner off and stir in the Parmesan cheese until completely melted, then fold in the cooked pasta.
Plate and Serve: Divide the pasta into four bowls. Slice the oven-finished chicken into bite-size pieces, place them on top, and garnish with diced tomato and sliced scallions.

Professional Cooking Techniques

Using a Meat Thermometer for Chicken

Chicken breasts are lean and can dry out very quickly if overcooked by even a few minutes. Using a digital meat thermometer allows you to pull the chicken from the oven exactly at 165 degrees F. This ensures the meat remains juicy while being fully cooked through for safety.

Achieving the Perfect Al Dente Pasta

Pasta continues to cook slightly when it is tossed into the hot sauce at the end of the recipe. To avoid mushy noodles, drain your pasta 1-2 minutes before the package directions suggest. This ensures the texture remains firm and holds up against the creamy Cajun sauce.

Creating a Lump-Free Cornstarch Slurry

Cornstarch must be dissolved in a cold liquid before being added to a hot pan to avoid clumps. If you add dry cornstarch directly to simmering milk, it will form small, indigestible balls of flour. Whisking it into cold water first creates a smooth slurry that integrates seamlessly into the sauce.

Ingredient Alternatives

Switching to Whole Grain or Gluten-Free Pasta

For added fiber and a nuttier flavor, you can substitute linguini with whole-wheat pasta. If you are avoiding gluten, brown rice pasta or chickpea pasta are excellent options. Be sure to rinse gluten-free pasta thoroughly after boiling to remove excess surface starch.

Using Unsweetened Almond Milk for Dairy-Free

If you need a dairy-free base, unsweetened almond milk or soy milk can be used as a replacement for low-fat milk. It is critical to use the unsweetened version, as sweetened alternatives will introduce a sugar flavor that clashes with the savory Cajun spices. The cornstarch slurry will still thicken these alternatives effectively.

Replacing Parmesan with Nutritional Yeast

For a vegan-friendly or dairy-free cheesy flavor, replace the Parmesan cheese with nutritional yeast. Nutritional yeast provides a similar umami, salty profile and helps thicken the sauce. You may need to add a pinch of extra salt to mimic the saltiness of the aged cheese.

Flavor Enhancements and Variations

Adding Fresh Baby Spinach for Nutrition

To increase the nutrient density of this dish, stir in two handfuls of fresh baby spinach during the final minute of the sauce simmering. The residual heat will wilt the leaves perfectly without overcooking them. This adds a bright green color and a mild earthy taste to the pasta.

Incorporating Sautéed Shrimp for a Surf and Turf

Adding shrimp transforms this into a classic New Orleans-style pasta. Sauté the shrimp separately in a small amount of oil and Cajun seasoning for 2 minutes per side. Add them to the bowls alongside the sliced chicken for a more luxurious meal.

Adjusting the Heat Level of Cajun Seasoning

Depending on your tolerance, you can easily modify the spiciness of the dish. For a milder flavor, use smoked paprika and garlic powder instead of a pre-mixed Cajun blend. For more heat, add a pinch of cayenne pepper or a dash of hot sauce to the simmering milk.

Serving and Pairing Ideas

Pairing with a Crisp Green Salad

A light, acidic side dish helps balance the richness of the creamy sauce. A garden salad with a lemon-parsley vinaigrette or a balsamic glaze provides a refreshing contrast. The acidity of the dressing cuts through the fat of the cheese and milk.

Serving with Garlic-Rubbed Toast

To make the meal more filling, serve the pasta with toasted baguette slices. Rub a raw clove of garlic on the warm toasted bread and brush it with a small amount of melted butter. This adds a crunchy texture and a punch of garlic that complements the sauce.

Choosing the Right Garnish for Visual Appeal

The contrast of colors makes this dish visually appetizing. Using bright red Roma tomatoes and vivid green scallions creates a professional presentation. Freshly chopped parsley is another excellent choice for adding a burst of color and a clean, herbal finish.

Storage and Food Safety

Refrigerating Leftovers Safely

Store any remaining pasta in airtight glass or plastic containers in the refrigerator. To prevent the chicken from drying out, ensure it is fully coated in sauce before storing. The dish will stay fresh and safe to eat for up to 3-4 days.

Avoiding Freezer Burn with Airtight Containers

While creamy pasta is best eaten fresh, you can freeze it by using freezer-safe bags. Squeeze as much air out of the bag as possible to prevent ice crystals from forming. Note that the sauce may separate slightly during the freezing and thawing process.

The Best Method for Reheating Pasta

Avoid the microwave if possible, as it can make the chicken rubbery and the sauce oily. Instead, reheat the pasta in a covered skillet over medium-low heat. Add 1-2 tablespoons of milk or water and stir gently to restore the sauce’s original creaminess.

Meal Prep and Efficiency

Pre-Cutting Vegetables for Faster Cooking

Save time during the dinner rush by dicing your red bell peppers and Roma tomatoes in advance. Store them in separate containers in the fridge for up to two days. This allows you to move straight from preheating the oven to sautéing without pausing to chop.

Searing Chicken in Advance

You can sear the chicken breasts and finish them in the oven several hours before you plan to serve. Keep the cooked chicken in a sealed container in the fridge. Simply slice and add them to the finished pasta, or warm them through in the sauce for a few minutes.

Organizing Ingredients with Mise en Place

Practice ‘mise en place’ by measuring out your milk, cornstarch, and cheese before turning on the stove. Because garlic burns quickly and the cornstarch slurry needs to be added at a specific moment, having everything ready prevents mistakes and stress.

Troubleshooting Common Issues

Fixing a Sauce That Is Too Thin

If the sauce has not thickened enough after 2 minutes, simmer it for an additional minute over medium heat. If it remains too thin, whisk a tiny bit more cornstarch into a teaspoon of water and stir it in. Be careful not to over-thicken, or the sauce will become pasty.

Preventing the Sauce from Breaking or Curdling

Dairy-based sauces can separate if they are boiled too vigorously or if cheese is added to a boiling liquid. Always turn the burner off before stirring in the Parmesan cheese. This ensures the cheese melts smoothly into the sauce without clumping or splitting.

Handling Overcooked Chicken Breasts

If the chicken becomes slightly overdone and dry, slice it very thinly across the grain. This breaks up the muscle fibers and makes the meat feel more tender. Tossing the slices in the sauce for a minute before serving also helps rehydrate the meat.

Frequently Asked Questions

Can I use chicken thighs instead of breasts?

Yes, boneless, skinless chicken thighs are a great alternative and are generally more flavorful and juicier than breasts. They may require an extra 2-3 minutes in the oven to reach the safe internal temperature of 165 degrees F.

What is the best substitute for Cajun seasoning?

If you do not have a pre-made blend, you can mix equal parts paprika, garlic powder, and onion powder with a pinch of oregano and cayenne pepper. This creates a balanced flavor profile that mimics traditional Cajun spice.

Can I make this recipe in one pot?

This recipe is designed for a skillet and a pot to ensure the chicken is properly seared and the pasta is cooked perfectly. While one-pot methods exist, they often result in boiled chicken rather than seared chicken, which removes the depth of flavor.

How do I keep the sauce from drying out?

Reserve a small cup of the salty pasta water before draining the noodles. If the sauce becomes too thick as you stir in the pasta, add a tablespoon of this water. The starch in the water helps the sauce emulsify and cling to the pasta more effectively.

Healthy Cajun Chicken Pasta

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Author: lilycarter
Total Time: 30 minutes
Yield: 4 servings 1x
Diet: General

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Description

A healthy, lower-calorie version of the creamy Cajun chicken pasta found in restaurants, featuring spicy chicken and a light, creamy sauce.

Ingredients

Scale

1/2 pound linguini or penne
1 pound boneless, skinless chicken breasts
3 teaspoons olive oil, divided
1 teaspoon Cajun seasoning
1 medium red bell pepper, diced
1 large garlic clove, minced
1 cup low-fat milk
1/4 cup water
1 tablespoon cornstarch
1/2 cup finely grated Parmesan cheese
1 medium Roma tomato, finely diced
1 large scallion, thinly sliced into rounds

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Instructions

Preheat: Preheat the oven to 375 degrees F.
Cook Pasta: Boil a large pot of salted water, cook pasta for about 10 minutes until al dente, then drain and reserve.
Sear Chicken: Heat 2 teaspoons olive oil in a large skillet over medium heat.
Season and Brown: Sprinkle chicken breasts with Cajun seasoning and cook for 4-5 minutes per side until deeply browned.
Finish Chicken: Transfer chicken to a baking sheet and bake until internal temperature reaches 165 degrees F.
Sauté Vegetables: Add remaining teaspoon oil to the skillet, sauté diced bell peppers for 2 minutes, then stir in minced garlic for one minute.
Simmer Milk: Pour milk into the skillet and bring to a simmer.
Thicken Sauce: Whisk water and cornstarch together, pour into skillet, and cook for 1-2 minutes until thickened.
Combine: Turn off heat, stir in Parmesan cheese until melted, and add cooked pasta.
Assemble: Divide pasta into 4 bowls, top with sliced chicken, diced tomato, and sliced scallion.

Notes

The pasta sauce will thicken as it cools. Reheat in a covered skillet over medium-low heat, stirring in 1-2 tablespoons water as needed to help the sauce retain its consistency.

Prep Time: 10 minutes
Cook Time: 20 minutes
Category: Entrées
Method: Stovetop and Oven
Cuisine: American, Cajun/Creole

Nutrition

Serving Size: 1 serving
Calories: 450 kcal
Sugar: 6 g
Sodium: 820 mg
Fat: 12 g
Saturated Fat: 5 g
Unsaturated Fat: 7 g
Trans Fat: 0 g
Carbohydrates: 46 g
Fiber: 4 g
Protein: 38 g
Cholesterol: 95 mg