# Whisk the
sugar and eggs, until it reaches to the consistency of cream.
# Add
milk,
yogurt and oil, and whisk for a while.
# Add
flour and vanilla, get a smooth mixture.
# Grease the cake mould with soft margarine by the help of a brush, sprinkle
hazelnut, get them stuck on the surface.
# Add the remaining
hazelnut into the cake mixture, mix well by the help of a spoon.
# Pour the mixture into the cake mould.
# Bake in the oven which is preheated to 347 F for 40 minutes.
# Rest the cake after removing from the oven for about 10-15 minutes, reverse on a service plate.