Ghetto Gastro,* the Bronx-based trio of designer Jon Gray and chefs Lester Walker and Pierre Serrao, formed in 2012 with a mission to tell their New York borough’s story through food. Although the Bronx is remarkable—it is hip-hop’s birthplace, it is incredibly diverse, and it features more greenery than any other borough—Gray says it gets less recognition than it deserves. And, due to lasting segregation, many of its residents are food insecure. For the last decade, the Ghetto Gastro team has been carving out space for the Bronx and Black…