It wasn't long before salmon met schmear, and the lox bagel became an icon in New York City and beyond. Complicating matters, however, is the existence of Nova salmon, which is also sold as Nova lox.

In Highland Park, Mustard’s Bagels pop-up is selling out of its 72-hour-fermented sourdough bagels — sold loose, in bulk or as open-faced sandwiches topped with house-cured Nova lox or miso ...