What is Hamburger?
[[File:Five Guys Burgers and Fries (7025300923).jpg|alt=|thumb|<nowiki>A burger from ''Five Guys ''</nowiki>, a burger chain from the U.S. Also shows a common side to hamburgers, [[french fries]]. ]] A '''hamburger''' or '''burger''' is an [[American food|American]] [[fast food]]. It's a type of [[sandwich]] with a patty of cooked [[ground meat]] between the two halves of a [[bun]]. [[Tomato|Tomatoes]], [[onion]]s, [[cheese]], [[salad]] and [[sauce|dips]] may also be added. The hamburger may be eaten without a [[knife]] and [[fork]]. It can be eaten anywhere. Hamburgers were originally made in Germany. and are popular around the world. What we now know as a hamburger was created in the [[United States]] in the 19th century. Hamburgers appeared on menus in [[England]] and the [[United States]] in the 19th century, and became a popular food after the 1904 World's Fair.<ref>{{Cite web |url=http://www.geography.ccsu.edu/harmonj/atlas/burgers.html |title=Atlas of Popular Culture in the Northeast United States, John Harmon |access-date=2010-08-03 |archive-date=2010-06-28 |archive-url=https://web.archive.org/web/20100628134343/http://www.geography.ccsu.edu/harmonj/atlas/burgers.html |url-status=dead }}</ref><ref>{{Cite news | date = August 2009 | title = The World's First Hamburger | magazine = [[Texas Monthly]] | url = http://www.texasmonthly.com/preview/2009-08-01/feature7 | accessdate = August 15, 2009}}</ref><ref>{{Cite news | date = October 5, 1951 | title = Obituary: Charles Menches | newspaper = [[The New York Times]]}}</ref> What is called a hamburger throughout the world today was different than the first German hamburgers. German dishes often involved a steak or sausage between pieces of bread instead of ground meat. Many American [[fast food]] restaurants, such as [[Burger King]], [[Wendy's]] and [[McDonald's]], serve hamburgers.<ref>{{Cite web|title=The largest burger chains in the U.S.|url=https://restaurantbusinessonline.com/financing/largest-burger-chains-us|access-date=2021-05-17|website=Restaurant