http://en.wikipedia.org/wiki/Emping
Emping is the name of a type of Indonesian chips, a bite-size snack kripik cracker made of melinjo or belinjo(gnetum gnemon) nut. The emping crackers have a slightly bitter taste. The emping snack available in the market can be plain (original), salty or sweet depends on the addition of salt or caramelized sugar. (Wikipedia)