Two South Florida McDonald's customers think the fast-food giant is being awfully cheesy with how it charges customers for a signature item that has been on its menu since 1975. According to a class-action lawsuit filed in Fort Lauderdale federal court on May 8, Cynthia Kissner, of Broward County, and Leonard Werner, of Miami-Dade, say they have had to pay for cheese they don't want on their Quarter Pounder sandwiches. The suit asks for at least $5 million. It comes down to this: On the menu, a hamburger at Micky D's is cheaper than a cheeseburger. According to the lawsuit,...