# Put the warm
milk, yeast and granulated
sugar into a deep bowl, after dissolving the
sugar add 1 egg and just white of the remaining one, vegetable oil, salt, crushed red
pepper and add
flour little by little while kneading the dough, and knead it well.
# After making the dough reach to the right consistency, add the grated kashar
cheese in it, knead the dough again, cover and rest it for 1 hour.
# Divide the rested and grown dough into 16 equal pieces, and then divide each pieces into 3 equal pieces, roll these pieces by your fingertips to shape them as bars.
# Adjoin the tree bars and get their ends together, and then plait them, finally get their ends together also.
# Prepare all of the buns by this way. Place them onto the greased baking tray with some spaces between them.
# Rest it for 20 minutes just before placing it into the oven. Spread the remaining yolk all over the buns and then sprinkle nigella seeds.
# Place the baking tray into the oven which is preheated to 374 F and bake them until their surface turn to red. Serve them warm.