A small digression: it is [b]ghee [/b] gives the softness and crispness of these cookies. Did the half portion, the output of 25 pieces. So: in a Cup put the sugar and put the melted butter. Beat for a LONG time, 5-7 minutes

Put dry yeast

And the yolk, whip

Then the flour

The dough is soft, tender, visible grains of sugar.

With your hands make balls, put on a baking sheet in the middle of doing a small Shallow dimple. Brush lubricated the hole with yolk.

Bake in the oven for 40 minutes. [b]Until done in the oven not open.[/b] At t=180*C on the secondary bus. Allow to cool completely, then gently spread. [b]TIP:[/b] do Not immediately pour in the batter all the normal flour, the flour is different everywhere, it is better to not add the half a Cup. A sample of bake 2 cookies if they spread, then add the rest of the flour into the dough.