01 - Pat chicken breasts dry and season both sides with salt and black pepper.
02 - Heat olive oil in a large skillet over medium-high heat. Add chicken breasts and sear for 4-5 minutes per side until golden brown. Remove chicken and set aside.
03 - Reduce heat to medium and add butter to the same skillet. Once melted, add minced garlic and sauté for 1 minute until fragrant.
04 - Stir in heavy cream, chicken broth, Parmesan cheese, Dijon mustard, and Italian herbs. Simmer for 2-3 minutes, stirring frequently, until slightly thickened.
05 - Incorporate spinach and artichoke hearts into the sauce. Cook for 2-3 minutes until spinach is wilted.
06 - Return chicken to skillet, nestling it into the sauce. Spoon sauce over chicken. Reduce heat to low, cover, and simmer for 8-10 minutes until chicken reaches an internal temperature of 165°F.
07 - Optionally garnish with fresh parsley. Serve hot.