Preheat oven to 375°F (190°C) and grease a 9x13 baking dish.
Place chicken breasts flat in the prepared baking dish.
Mix Caesar dressing, mayonnaise, garlic powder, onion powder, pepper, and Italian seasoning in a bowl.
Spread the mixture evenly over each chicken breast.
Sprinkle Parmesan cheese generously on top of each piece.
Dust lightly with paprika for color and extra flavor.
Bake uncovered for 35–40 minutes until chicken is cooked through.
Check internal temperature reaches 165°F (74°C).
Broil for the last 2–3 minutes for a golden, bubbly top.
Remove from oven and let rest for 5 minutes.
Garnish with fresh parsley and serve immediately.