# Put the margarine which has medium consistency, add some
flour onto the margarine, cut it into big pieces at first, then slice them finely.
# Put the margarine, which is softened by this way, into a deep bowl. Add whisked
yogurt, egg, castor
sugar and
corn starch on it. Mix it by your fingertips.
# Add vanilla, baking powder, salt, coca, and remaining
flour in it. Make the dough reach to medium consistency.
# Pick the dough into pieces, which are smaller than
walnuts from the dough. Flour the bench a little, and then roll them out by a rolling pin into saucer size.
# Spread softened
hazelnut paste, which is softened at room temperature, over the dough pieces by a knife and roll them.
# Get the folded end of the cookies downside. Put the cookies onto the greased baking tray, with some spaces between the cookies.
# After preparing the cookies by this way, spread sunflower oil over the cookies by a brush. Place the tray into the oven, which is preheated to 394 F, bake it for 15 minutes.