Crunchy sweet potato fries (Ppottetto: 뽀떼또)

Ingredients: 

1 pound of sweet potato, vegetable oil.

Directions: 

1. Peel a sweet potato. Rinse, drain, and dry it with paper towel.
   
   
   
   
   
2. Cut it into thin strips 1/3 -1/4 inch thick and 5-6 inch long.
   
   
   
   
3. Put about 5 cups of canola oil (or vegetable oil) in a wok or frying pan and heat it up for about 7-8 minutes.
4. Add the sweet potato strips to the heated oil. Fry about 6-8 minutes until crunchy and golden brown.
   
5. Put them in a paper towel to remove excess oil and serve.