National Cheeseburger Day – Holidays Calendar

National Cheeseburger Day is a nonofficial U.S holiday which is celebrated annually on September 18th. On this day, people have an excuse to enjoy one of America’s favorite sandwiches: the cheeseburger – a delicacy that features a ground beef patty with melted cheese that is served between two buns and often topped with lettuce, onions, pickles, mustard, ketchup and other such condiments.

Link: http://www.holidayscalendar.com/event/national-cheeseburger-day/