First in kefir add soda, stir. Mix the flour with the margarine and add the yogurt. If you need to add more flour and knead a soft dough. Leave for 0.5 hours. Divide the dough into two parts. The first roll on the baking sheet and sprinkle with stuffing.

Then put the second dough to the top. Anoint the yolk, garnish with Nigella.

Bake in preheated oven at medium heat for 45-50 min.

Serve hot. Bon appetit!!!