Preheat the oven to 350˚F and cover a baking sheet with aluminum foil.
Put the sweet potato sticks on the baking sheet and sprinkle with olive oil. Combine well with your hands and make sure all the sticks are covered with oil.
With hands distribute the sweet potato sticks sprinkle with salt and pepper.
Bake for 8 minutes and with a spatula stir the sticks. Bake for 4 more minutes.
Put the oven in broil mode and handle for 2-3 minutes until golden brown.