Paying homage to the season, Antonella Rana, co-owner of Rana Pastificio in NYC's Meatpacking District, wanted to showcase this coveted summer ingredient in her native Italy. "Late summertime in Italy means watermelon everywhere — fresh watermelon on street carts, candied watermelon skewers on the beach," she says. "Here at Giovanni Rana Pastificio & Cucina, we…