Staff Picks: What's the Best Sandwich You've Ever Eaten?

We keep torturing ourselves with these what's-the-best-X-you've-ever-eaten questions. Last week we revealed our favorite go-to sandwiches, but these are the sandwiches that have continued to haunt our dreams in a geez, that sandwich was earth-stoppingly good kind of way. How about you—what's the best sandwich you've ever eaten?