How do you make french fries?! XD?

I am stranded in the middle of the ocean on an island called 'The Marshall Islands' and all i can think about is... French Fries!!! I have been craving them every since i got here and i really want some right now... They actually dont have that here. They dont have fast food places... . so I was wondering if anyone knew how to make french fries.... PLEASE tell me... i gotta munch some...