Very Early McDonald's 1943.....

McDonald's started out as McDonald's Bar-B-Q in San Bernardino, CA in 1940. Here's a copy of the menu from that time:

The drive-in BBQ restaurant was a great success:

The restaurant had carhops serving guests and would often see 125 cars crowding the lot on weekends. They quickly saw their annual sales topping $200,000 on a regular basis.

But competitors opened similar restaurants and they were selling more hamburgers than barbequed ham so the McDonald brothers closed their place for three months to retool. They reopened as plain old McDonald's, serving cheap fare (like hamburgers) quickly. This is what an early version of the menu looked like:

 

 The original McDonald's served potato chips and pie, which were swapped out for french fries and milkshakes after the first year; that photo must have been taken sometime after the switch. Ray Kroc got involved in 1955 and opened the first McDonald's franchise east of the Mississippi in Des Plaines, Illinois:

 

 

 FROM HERE