01 - Preheat oven to 400°F. Line a large baking sheet with parchment paper or lightly grease it.
02 - In a large bowl, toss quartered potatoes with 1 tablespoon olive oil, 1/2 teaspoon salt, and 1/2 teaspoon black pepper. Spread evenly on prepared baking sheet.
03 - Coat chicken breasts with 1 tablespoon olive oil, 1 teaspoon salt, and 1/2 teaspoon black pepper in the same bowl.
04 - Arrange chicken breasts on top of potatoes.
05 - Combine minced garlic, grated Parmesan, Italian herbs, smoked paprika, and chopped parsley in a small bowl.
06 - Sprinkle garlic Parmesan mixture evenly over chicken and potatoes.
07 - Bake for 40 to 45 minutes until chicken reaches internal temperature of 165°F and potatoes are golden and tender.
08 - Broil for 2 to 3 minutes for a crispier topping if desired.
09 - Remove from oven. Garnish with extra Parmesan and parsley. Serve hot.