01 - Preheat oven to 425°F. Line a baking sheet with parchment paper or lightly coat with baking spray.
02 - Place halved potatoes in a large mixing bowl and toss with olive oil until evenly coated.
03 - In a small bowl, combine grated Parmesan cheese, garlic powder, smoked paprika, dried thyme, kosher salt, and black pepper.
04 - Sprinkle the Parmesan mixture over the potatoes and toss until all pieces are fully coated.
05 - Arrange the potatoes cut side down in a single layer on the prepared baking sheet.
06 - Place the baking sheet in the oven and bake for 30 to 35 minutes, or until potatoes are golden brown and crispy on the bottom and tender inside.
07 - Remove potatoes from oven, allow to cool slightly, then transfer to a serving dish. Garnish with chopped fresh parsley and extra Parmesan if desired. Serve warm.