01 - Preheat the oven to 425°F. Line a large baking sheet with parchment paper.
02 - In a large mixing bowl, combine sweet potatoes, garlic, rosemary, salt, pepper, and olive oil. Toss until the sweet potatoes are evenly coated.
03 - Spread the sweet potatoes in a single layer on the prepared baking sheet.
04 - Roast for 25-30 minutes, turning once halfway through, until sweet potatoes are golden brown and tender.
05 - Remove from oven and serve hot, garnished with extra rosemary if desired.