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,
History of the hamburger have been numerous celebrations marking the centenary of the burger. Two locations in particular organized high-profile events to celebrate 100 years of the hamburger. One was held in Athens, Texas in November 2006, in honor of Fletcher Davis. In a resolution made by the State of Texas, it was established that Athens is the "Original Home of Hamburger". However, in August 2007, the state of Wisconsin made the same claim on behalf of the town of Seymour, the home of Charlie Nagreen who also claimed to be the creator of the hamburger. These two decisions have split the honor of