Preheat oven to 375. Lightly grease a large baking sheet with olive oil,
Place potato wedges in a large bowl and drizzle with olive oil, tossing to coat.
In a small bowl combine the Italian dressing mix, garlic powder, rosemary, and Parmesan cheese.
Sprinkle onto potato wedges and using hands, toss to coat all the potato wedges with seasoning mixture.
Place potato wedges on prepared baking sheet in a single layer. Bake for 25-35 minutes until potatoes are fork-tender and golden brown.
Serve with your favorite dipping sauce or as is.