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Close-up image of pesto chicken pasta bake.
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5 from 2 votes

Creamy Pesto Chicken Pasta Bake

Elevate weeknight dinners with this one-skillet pesto chicken pasta bake! An irresistible blend of Italian and Cajun flavors, it features pesto, Parmesan, Cajun spices, sun-dried tomatoes, and tender chicken in a decadent, creamy sauce. Sign me up!
Prep Time10 minutes
Cook Time30 minutes
Total Time40 minutes
Course: Main Course
Cuisine: American, cajun, Italian
Servings: 4 servings

Equipment

  • Oven-safe skillet, safe for broiling temperature

Ingredients

  • 10 oz rigatoni ¾ of a 1lb box
  • 1.5 lbs. chicken tenderloins diced
  • 1.5 tablespoons Italian seasoning
  • 1/3 cup prepared pesto
  • 1.5 cups shredded mozzarella
  • 1 cup parmesan shredded or grated
  • 2 tablespoons butter
  • 1 medium yellow onion diced
  • 4 garlic cloves minced
  • 2 teaspoons Cajun seasoning see recipe notes for my recipe
  • 1 tsp red pepper flakes optional
  • 3 cups whole milk half and half or cream can be substituted for a richer pasta
  • 8 oz sun-dried tomatoes oil drained
  • 1.5 cups broccoli cut into bite-sized florets
  • 2 cups baby spinach
  • Olive oil
  • Salt and freshly ground pepper

Instructions

  • Drizzle chicken with one tablespoon olive oil and toss to coat. Sprinkle over the Italian seasonings and 1 tsp salt and freshly ground pepper as you toss the chicken to ensure it’s evenly coated on all sides.
  • Bring water to a boil in a large pot for the pasta while cooking the chicken and sauce.
  • In an oven-safe skillet over medium heat, add 2 tablespoons of olive oil or enough to coat the bottom of the pan. Cook chicken about 4-5 minutes, flip once, reduce heat to low, and continue to cook about 3-4 minutes or until cooked through. Set aside.
  • In the same pan, reduce heat to medium-low and add 2 tablespoons butter to melt. Add in the onion and sauté until translucent, about 2-3 minutes. Add in garlic and sauté until fragrant.
  • Pour in the milk and sprinkle in Cajun seasonings and red pepper flakes (if using) and salt and pepper to taste (about ½ tsp each). Add in sun-dried tomatoes and broccoli and bring to a low simmering boil until the broccoli softens, about 5 minutes.
  • Meanwhile, cook the rigatoni to al dente.
  • Into the sauce, add in the spinach leaves, stirring into the sauce until they wilt. Fold the cooked rigatoni, chicken, and pesto into the sauce until it’s evenly incorporated.
  • Turn the oven to broil. Top the pasta with mozzarella and parmesan. Broil for 3-5 minutes or until the cheese melts and starts to brown.

Notes

Homemade Cajun Seasoning:

  • 1 tablespoon paprika
  • 1 teaspoon salt
  • 2 teaspoons garlic powder
  • 1 teaspoon onion powder
  • 1 teaspoon chili powder
  • 1 teaspoon dried parsley
  • ¾ teaspoon dried thyme
  • ½ teaspoon dried oregano
  • ½ teaspoon brown sugar
  • ¾ teaspoon cayenne pepper (add more if you like heat)
  • ¼ teaspoon cracked pepper, to taste