01 - Preheat oven to 425°F. Line a large baking sheet with parchment paper.
02 - In a large bowl, combine carrots, parsnips, sweet potato, and red onion.
03 - Add cranberries, drizzle with maple syrup and olive oil, and sprinkle with thyme, rosemary, salt, and pepper. Toss to coat evenly.
04 - Spread the mixture in a single layer on the prepared baking sheet.
05 - Roast for 35–40 minutes, stirring halfway through, until vegetables are tender and caramelized and cranberries have burst.
06 - Serve warm, garnished with extra thyme if desired.