Potato Kasha Knysh (or Yavoriv Pie)
Sometimes an unconventional combination of simple ingredients produces a winning dish. So, it was with a savory pastry known in Ukraine by two names: Potato Kasha Knysh or Yavoriv Pie. The common thread between the two is a mashed potato-buckwheat groat (kasha) filling. No one knows the name of the cook who first combined mashed …