01 - Preheat the oven to 430°F and line a large baking sheet with parchment paper.
02 - Slice each russet potato lengthwise into 8 equal wedges.
03 - Combine potato wedges in a large mixing bowl with olive oil, garlic powder, paprika, dried rosemary if using, salt, and ground black pepper. Toss until evenly coated.
04 - Place the seasoned wedges, skin-side down, in a single layer on the prepared baking sheet.
05 - Bake in the preheated oven for 30 to 35 minutes, flipping once halfway, until golden-brown and crisp on the edges with a tender interior.
06 - Remove from oven, sprinkle with chopped fresh parsley if desired, and serve immediately while hot.