
1) Maize dish 
Found on 
https://www.crosswordclues.com/clue/piki

 Piki (or piki bread) is a rolled bread made by the Hopi with nixtamalized corn meal. Blue corn and culinary ash give it a dark grayish-blue color. The light, thin sheets are dry to the point of brittleness and have a delicate corn flavor. It is considered the Hopi version of the tortilla. ==Preparation== Blue corn, a staple grain of the Hopi, is f...
Found on 
http://en.wikipedia.org/wiki/Piki
  No exact match found.