For decades they have remained close, sharing treasured recipes, honored customs, and the challenges of women shaped by ancient ways yet living modern lives. They are the Hindi-Bindi Club, a nickname given by their American daughters to the mothers who left India to start anew--daughters now grown and facing struggles of their own. For Kiran, Preity, and Rani, adulthood bears the indelible stamp of their upbringing, from the ways they tweak their...