Kenneth “Ken” Rosenthal, who founded the company that later became Panera Bread, died on Friday, Feb. 14. He was 81.

Founder of Panera Bread Ken Rosenthal passed away on Friday at the age of 81. He is survived by his wife and their four children.

And if you're a fan of Panera Bread, then surely you've sampled Panera's mac and cheese, which is addictive, to say the least. Can't get to a Panera near you? Make it come to you, with this best ...