Preheat Oven and Prepare Sheet:
Heat oven to 425°F (220°C) and cover a baking sheet with foil or parchment paper.Mix Breadcrumb Coating:
Combine breadcrumbs, Parmesan (if using), garlic powder, salt, and pepper in a shallow bowl.Coat Chicken with Egg and Breadcrumbs:
Coat each chicken piece in beaten egg, then press into the breadcrumb mixture until fully covered.Arrange Chicken on Sheet:
Arrange on the prepared sheet, drizzle or brush with olive oil, ensuring space between each piece.Bake Chicken Until Golden:
Bake for 12–15 minutes, turn over, then continue baking 5–7 more minutes until golden and fully cooked.