What does McDonald's do?

McDonald's Corporation is the largest restaurant chain in the world, operating over 40,000 locations across more than 100 countries. The company serves approximately 68 million customers daily, known for its efficient franchising model and standardized menu. Founded in 1940 by Richard and Maurice McDonald, the brand revolutionized the fast-food industry with the introduction of the Speedee Service System in 1948, which emphasized speed and consistency. The menu features a variety of affordable fast-food items, with hamburgers as the main focus. Iconic offerings include the Big Mac, Quarter Pounder, Egg McMuffin, and Happy Meal, along with French fries and a selection of beverages. McDonald's operates primarily through franchising, providing support in marketing, supply chains, and real estate. The company has adapted its services globally, offering drive-thru, dine-in, and delivery options to meet customer needs. Headquartered in Chicago, Illinois, McDonald's continues to expand its presence worldwide.