ocr: : About McDonald's (Source: mcdonalds.com) McDonald'sis the world's leading food service retailer with more than 30,000 restaurants in 119 countries serving 47 million customers each day. McDonald's is one of the world's most well-known and valuable brands and holds a leading share in the globally branded quick service restaurant segment of the informal eating-out market in virtually every country in which we do business. McDonald's serves the world some of its favorite foods- - - - World Famous French Fries, Big Mac, Quarter Pounder, Chicken McNuggets and Egg McMuffin.