Hamburger Cheese (usually processed cheese slices but often Cheddar, Swiss, pepper jack, or blue), either melted directly on the meat patty or crumbled on top, is generally an option. Condiments might be added to a hamburger or may be offered separately on the side including mustard, mayonnaise, ketchup, salad dressings and barbecue sauce. Other toppings can include bacon, avocado or guacamole, sliced sautéed mushrooms, cheese sauce, chili (usually without beans), fried egg, scrambled egg, feta cheese, blue cheese, salsa, pineapple, jalapeños and other kinds of chili peppers, anchovies, slices of ham or bologna, pastrami or teriyaki-seasoned beef, tartar sauce, french fries,
Hamburger University would move its U.S. and world headquarters including Hamburger University from its long time home in Oak Brook to a newly built complex on property which formerly housed Oprah Winfrey's Harpo Studios in Chicago. Starting in 2017 McDonald's put up for sale or sold most of its Oak Brook campus. Hamburger University was satirized in the 1986 comedy, "Hamburger... The Motion Picture". It was also spoofed by McDonald's itself in a commercial with Ronald McDonald in which several animatronic hamburgers were shown graduating from school. Hamburger University Hamburger University is a training facility of McDonald's, located in Oak Brook, Illinois,