Leavened dough is rolled in a layer 1 cm thick and laid out on the oiled frying-pan.
Rise boiled to half-readiness is put on it, then the finely cut, onion, small pieces of butter or margarine; all this is salted and peppered and covered with another layer of rolled dough.
The edges of both layers are stuck together by a pinch and they are left in a warm place for 25 – 30 minutes.