Sweet Potato Oven 400. Put the sliced potatoes into a bowl and toss with the oil. Sweet potato fries served at a restaurant are often deep-fried in vegetable oil but you can bake a healthier version at home with a bit of heart-healthy olive oil.
To make these roasted sweet potato cubes youll begin by preheating your oven to 400 degrees. Use a fork to poke 8 to 10 sets of holes in the skins of each sweet potato for ventilation and wrap each tightly in aluminum foil. The best temperature to cook sweet potatoes in the oven is 400 degrees Fahrenheit.
Cooked sweet potatoes should be discarded.
Preheat oven to 400 degrees. Cooked sweet potatoes should be discarded. How to make Roasted Potatoes. From there peel and cube the sweet potatoes into 1-inch cubes.