01 - Pat chicken breasts dry with paper towels. Season both sides generously with salt and pepper. Lightly coat each breast with flour, shaking off excess.
02 - Heat olive oil in large skillet over medium-high heat until shimmering. Add chicken breasts and sear for 4–5 minutes per side until golden brown and internal temperature reaches 165°F. Transfer to plate and tent with foil.
03 - Reduce heat to medium. Add butter to skillet and melt. Sauté minced garlic for 1 minute until fragrant, being careful not to burn.
04 - Stir in chopped sun-dried tomatoes and Italian herbs. Cook for 2 minutes, stirring frequently to combine flavors.
05 - Pour in chicken broth, scraping bottom of skillet with wooden spoon to release browned bits. Let bubble for 1 minute to reduce slightly.
06 - Add heavy cream, Parmesan cheese, lemon juice, and red pepper flakes. Stir continuously until cheese melts. Simmer for 3–4 minutes until sauce coats back of spoon.
07 - Return chicken and any accumulated juices to skillet. Spoon sauce over chicken. Simmer for 5 minutes until chicken is heated through.
08 - Remove skillet from heat. Sprinkle fresh basil or parsley over top. Serve immediately with sauce.