What’s In A McRib Sandwich?

mcdonalds sign

The McDonald’s McRib sandwich, a legendary, limited-edition boneless pork sandwich, shaped to look like a rack of ribs, is back.

But how much do you really know about it?

Here are six surprising, and shocking, things you may not know about one of America’s favorite now-you-see-it, now-you-don’t wonders:

1. Why was the McRib created in the first place?