When one thinks of Hakka in this part of the world, noodles come to mind. But very few know that Hakka is a tradition, a tribe, a whole culture. In Kolkata Tangra region, a shrinking tribe of the Hakka resides. Their population ran into thousands a few decades ago but now they are only a handful of hundreds. Chef Katherine Chung, whose grandparents had migrated from China and settled in India, is on a mission to revive the food culture of the Hakkas before it becomes invisible.