A better Bacon Cheeseburger, packed with bacon, cheese, onion and roasted red pepper, is shown in this June 28, 2007 photo.  When building a better burger, it's best to simply accept that fat is yummy and leave dieting for tomorrow. (AP Photo/Larry Crowe)

8 key dates in burger history

August 27 is National Burger Day. Here is a collection of dates throughout the burger’s history