The Quarter Pounder is a hamburger product sold by international fast food chain McDonald's.. Until 2015, the weight of the patty was four ounces (a quarter of a pound) (113.4 grams). Since 2015, the weight of a patty has been 4.25 ounces (120 grams). The Quarter Pounder has two buns, two slices of American cheese, pickles and onions, as well as ketchup and mustard. The Quarter Pounder was created by Al Bernardin, a franchise owner, in Fremont, California, in 1971.
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