GREVE AND MONTEFIORALLE Coming from Florence, Greve in Chianti is the natural gateway. The town grew around its triangular Piazza Matteotti, still lined with arcades and food shops, and its market tradition goes back centuries. This is where you start thinking about lunch before it is actually lunchtime. Go shopping. Antica Macelleria Falorni, established in 1729, is the obvious destination for Tuscan charcuterie: salame di cinghiale, finocchiona, prosciutto and other cured meats. But don’t stop at the butcher. Look into the small alimentari and wine shops around the piazza for pecorino, local olive oil, cantucci and bottles from the estates you will be passing later. Then make the short detour…