It's a little-known fact outside the McDonald's Corp.
Also regularly hosts licensee conferences and all sorts of training classes for everyone from licensees to baristas, first aid, fire training etc.
Hamburgers in fast food restaurants are usually grilled on a flat-top, but some firms, such as , use a gas flame grilling process.
The hamburgers served in major fast food establishments are usually mass-produced in factories and frozen for delivery to the site.
Retrieved on April 21, 2013.
It began in the basement of a McDonald's restaurant, where Fred Turner.