People in the United States have stocked spice racks with curry powder since at least the 1700s. But you’d be hard-pressed to find anything labeled “curry powder” in a South Asian kitchen. Instead, ...

On a recent rainy day, my friend Sonoko Sakai warmed up a pot of Japanese chicken curry to have for our lunch. While the rain drizzled outside, the curry simmered away in her clay pot. The spices, ...