This recipe for crispy sweet potato sticks can be made with just a little oil and no deep frying. Cut the sweet potatoes into thin strips, soak them in water, drain well, and then sauté them slowly in a frying pan. Remove them from the pan, and in the same pan, simmer sugar and water to make a syrup. Return the sautéed sweet potatoes to the pan and coat them with the syrup. Finally, sprinkle with salt and let cool to complete the sweet and salty, crispy sweet potato sticks. It's easy to make with just a few ingredients, making it perfect as an autumn snack.