# Put the
yogurt, yolk and
sugar into a large deep bowl. Blend it until the
sugar dissolves in the mixture totally.
# Add
olive oil, some
flour and sodium bicarbonate in it.
# Add
flour little by little into the mixture, while kneading it, make the dough not stick to your hands.
# Cover the dough and rest it for half an hour, then pick
walnut sized pieces from the dough.
# Roll the dough pieces on the bench as bars, with pencil’s diameter.
# Fold the sticks to double, then wrap them two times to shape as bore.
# Dip the bore shaped cookies into whisked egg white, then into the yolk, and finally deep into sesame.
# Place the cookies into the greased baking tray with some spaces between them. Place the baking tray into the oven, which is preheated to 374 F and bake them until they turn to red.
# Serve them cold.