McDonald's is a well-known fast-food chain with a location in Madrid-Barajas Airport. They offer a variety of burger options, including the iconic Big Mac and the classic Cheeseburger. McDonald's burgers are made with 100% beef patties and are served on a sesame seed bun. In addition to their burgers, McDonald's also offers a range of sides, such as fries and chicken nuggets. If you're looking for a familiar and convenient burger option in Madrid-Barajas Airport, McDonald's is a reliable choice.