This article originally appeared in the June/July 2017 issue of Dream of Italy. Updated 2018. Following the global trend of combining dining and shopping experiences in one location, Olivia in Florence is a new restaurant-store-street food vendor that just opened (Piazza Pitti, 14r) to rave reviews. It is the brainchild of Serena Gonnelli, part of a family that has been producing olive…