1. Wash and peel two potatoes and cut them into long strips one finger wide.
2. After the water in the pot boils, add a small spoonful of salt, add the potato strips, and cook for 3-5 minutes, stirring constantly to heat evenly.
3. After cooking, remove and drain the water.
4. Pour the potato strips into a basin, add two tablespoons of cornstarch and mix evenly.
5. Heat the oil in the pot until it is cooked, put in chopsticks and put in the potato strips until they bubble.
6. Fry on low heat for three minutes, until the fries become light and fluffy, and can be taken out when they turn slightly yellow.
7. The French fries are ready.