A McDonalds filet-o-fish sandwich. (Wikimedia Commons)

CHATHAM, Ont. - A 21-year-old woman was charged with drunk driving after cops found her passed out in her car at the McDonalds drive-thru here, waiting for her Filet-o-Fish sandwich.

Police said staff reported the woman at about 5:20 a.m. Saturday morning after she placed her order.

Police said the officer could strongly smell alcohol when he woke the woman up from her hungry slumber behind the wheel.

She was taken to the station for a breathalyzer test and charged with drunk driving.