What's what? In Israel, the shape of a boureka pastry traditionally tells you what's inside. Now the country's chief rabbis want the shapes to get a lot more specific to help people keep kosher. Emily Harris/NPR hide caption toggle caption Emily Harris/NPR The Salt Israel's Rabbis Seek To Bend Pastries To Their Will June 13, 2013 The council of rabbis that regulates everything connected with Jewish religious law in Israel now wants to change the shape of bourekas, a type of stuffed pastry popular among Israelis. The move is aimed at helping people keep kosher. But if the rabbis succeed, says one cafe owner, "there really is no limit to their power."