# Put the yeast, warm water, granulated sugar
and egg white into a deep bowl and mix it well.
# Add half of the salt, some flour
and vegetable oil in it, and knead the mixture.
# When the dough reaches to medium consistency, add the garlic
which is pounded with the remaining salt.
# After kneading the dough with garlic
for a few minutes more, cover it and rest for 1 hour.
# Divide the rested dough into 12 equal pieces, and shape them into balls, cover them and rest for 20 more minutes.
# Place the dough balls which are grown up at the end of the resting time on the greased oven tray after rolling them for a while with spaces between them.
# Spread the remaining yolk all over by the help of a brush and sprinkle nigella seeds on the top.
# Place the scones into the oven which is preheated to 392 F for a long time.
# Bake them until their surface turn to red totally.
# Place the scones into nylon bag after removing them from the stove and cooling down.
# Take them from the nylon bag when you want to eat.