01 - Preheat your oven to 425°F. Line a large baking sheet with parchment paper for easy cleanup.
02 - In a large mixing bowl, combine the sweet potato cubes and olive oil. Toss to coat evenly.
03 - In a small bowl, mix together the smoked paprika, garlic powder, onion powder, thyme, oregano, cayenne, black pepper, and salt.
04 - Sprinkle the spice blend over the sweet potatoes. Toss again until the sweet potatoes are evenly coated.
05 - Spread the sweet potatoes in a single layer on the prepared baking sheet.
06 - Roast for 25–30 minutes, turning once halfway through, until the sweet potatoes are golden brown and crisp on the edges and tender inside.
07 - Serve hot, garnished with fresh herbs if desired.