01 -
Set oven temperature to 400°F and allow to preheat fully.
02 -
In a large mixing bowl, blend diced sweet potatoes with olive oil, maple syrup, dried thyme, salt, and black pepper until evenly coated.
03 -
Gently fold chopped walnuts into the sweet potato mixture, ensuring nuts are evenly distributed.
04 -
Spread the sweet potato mixture in a single even layer on a baking sheet.
05 -
Roast on the center oven rack for 25 to 30 minutes, stirring halfway, until sweet potatoes are tender and edges are lightly caramelized.
06 -
Transfer roasted sweet potatoes with walnuts to a serving dish and serve warm.