01 - Preheat oven to 400°F. Line a baking sheet with parchment paper or lightly grease with cooking spray.
02 - Pat chicken breasts dry with paper towels. Combine salt, pepper, garlic powder, and smoked paprika in a small bowl. Rub spice mixture evenly over both sides of each chicken breast.
03 - Heat olive oil in a large skillet over medium-high heat. Sear chicken breasts for 2-3 minutes per side until golden brown. Transfer to prepared baking sheet.
04 - Mix mayonnaise, sour cream, ranch dressing, garlic powder, and onion powder in a small bowl until smooth and well combined.
05 - Combine panko breadcrumbs, Parmesan cheese, melted butter, provolone cheese, and mozzarella cheese in a medium bowl. Mix until butter is evenly distributed.
06 - Spread approximately 1 tablespoon of the ranch mixture evenly over the top of each seared chicken breast.
07 - Press the Parmesan breadcrumb mixture generously onto the top of each chicken breast, lightly pressing to adhere to the ranch spread.
08 - Bake for 15-18 minutes until chicken reaches internal temperature of 165°F and crust is golden brown and crispy.
09 - Remove from oven and let chicken rest for 2-3 minutes before serving. Garnish with chopped fresh parsley if desired.