NYC open-faced sandwiches: 6 to try

Tartines. Smørrebrød. Toasts. Whatever you call it, sometimes the best — and most photogenic — way to enjoy a sandwich is open-faced.

And with National Sandwich Day on Nov. 3, celebrate sammies of all stripes by diving in to an open one. From hearty avocado toasts to towering tartines, here’s where to find sandwiches that are all about the single slice.