Step 1: Wash the sweet potato.
Step 2: Peel the sweet potato and cut it into strips.
Step 3: Add starch.
Step 4: Stir the starch evenly.
Step 5: add oil to the pot, heat it up and add French fries.
Step 6: Fry the French fries until golden brown.
Step 7: Take out the French fries and drain the oil.
Step 8: Put the French fries on the plate and enjoy them.