when did mcdonald's start serving the big mac
Big Mac The Big Mac is a hamburger sold by international fast food restaurant chain McDonald's. It was introduced in the Greater Pittsburgh area, United States, in 1967 and nationwide in 1968. It is one of the company's signature products.
History of McDonald's In the middle of the decade, the restaurant began to suffer from declining profits.[13] In response, McDonald's began to offer its breakfast menu all day starting in 2015.[14] At first, the launch was unpopular with franchisees who claimed that the changes caused service to slow down.[13] However, the plan paid off with CNBC reporting that the company's fourth quarter earning "easily topped analysts' forecasts".[15]