On a large rimmed baking sheet, toss carrots and parsnips with oil, thyme, salt, and pepper. Spread in a single layer.

• 取一只大的有边烤盘，放入胡萝卜和欧防风，加入油、里香、、椒搅拌均匀。平铺在盘中，不要相互覆盖。