dissolve yeast in orange juice and mix all ingredients together.
In a separate bowl mix together the filling: 1/2cup of cocoa, 1 cup sugar, 8 Tbsp confection sugar & 4 tsp vanilla sugar.
roll out dough on a floured surface and cut into small triangles. dip a papeer towel in oil and spread all over the dough to moisten. then add cocoa filling and roll into rugelach.
bake at 170° for 20 min and then roll fesh rugelech into confection sugar.