There’s no denying it: the fast food french fry is a masterpiece of lightness and crispiness. To try and improve on its exalted form would be to admit defeat—it can’t be done. So why on earth would you want make your own? Because if you want to experience the full on taste of real potatoes in your fries, you gotta stock up on a bag of Idahos and some oil.
http://www.chow.com/food-news/162824/a-guide-to-homemade-french-fries/