01 -
Position racks in the upper and lower thirds of your oven and preheat to 400°F (200°C). Generously coat two baking sheets with nonstick spray.
02 -
Place the squash cubes in a large bowl. Drizzle with olive oil and maple syrup, then sprinkle salt, cinnamon, and pepper over the top. Toss to coat thoroughly.
03 -
Divide the squash between the two baking sheets, discarding any excess liquid from the bowl. Spread the cubes in a single layer, ensuring they don't overlap.
04 -
Place pans in the upper and lower thirds of the oven and bake for 15 minutes.
05 -
Remove pans from the oven, turn the cubes with a spatula, then return to the oven, switching the pans' positions on the racks. Continue baking until the squash is tender, about 10 to 15 additional minutes.
06 -
Remove from the oven and sprinkle the fresh rosemary over the top. Serve warm.