A sub sandwich can go by many names, including grinder, hoagie, and hero. Here's a look at how and why some of these alternate names came to be.

But I wanted to see if my regional bias was actually getting me the best subs. I decided to order nearly identical Italian cold-cut sandwiches, honey-mustard-chicken wraps, meatball subs ...

Call it a grinder, a sub or whatever you want ... If there is a king of sandwiches in Rhode Island, it's the Italian Grinder. It features cold cuts in some combination including salami, mortadella ...