Frank Prisinzano's three restaurants -- Frank, Lil Frankie’s and Supper -- all reside within a bustling ten-block radius in the East Village of New York City. They served over 1,000 people a day before the global coronavirus pandemic put a pause on serving their hearty Italian dishes to the public.And yet, many of Prisinzano's 100,000 (and counting) Instagram followers have never seen the inside of his intimate eateries.