in Food About 7% of all the potatoes grown in… by Chirag Chauhan April 10, 2018, 4:30 am 36 Views About 7% of all the potatoes grown in the U.S. are turned into McDonald’s fries. McDonaldpotatoes Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website By using this form you agree with the storage and handling of your data by this website. *