He Began With Sauce. Here’s Why This Brisket Sandwich Goes for $13.50.

The thing is, Mr. Rivera never had any intention of selling meat.A New York City native and barbecue aficionado, he became obsessed with a piquant sauce he tasted in 2009 at a Mets game. He set out to recreate it at home, a quest that led him to quit a secure job as an executive chef and enter culinary school.By 2019, he was marketing his own sauces, which evoke flavors of traditional Puerto Rican cooking. He…