When it comes to food, most of us have a fairly decent sense of what items are healthy and which ones we should avoid. This ...

in Des Plaines, Ill. Brothers Dick and Mac McDonald had created the Speedee Service System for a limited menu of 15-cent hamburgers, shakes and fries at their San Bernardino, Calif., location.

McDonald's is synonymous with burgers, but in its earliest years, their experimental menu had a different best selling item.