What is KRACA?

This kraca most populer when Ramadhan come, people at Banyumas Purwokerto call it KRACA. It is just what I eat after do pray trawih when I  was fasting, its delicous. The delicous one I find close to my home at Bobosan no more delicous kraca then here. If people at France eat BEKICOT, in Indonesia Purwokerto people eat KRACA, would you? hem...