Cream the butter and sugar in a clean bowl har ya zama fluffy

Add egg and mix again

Then add the sieve flour n baking powder in the mixture and mix

Add the flavor n mix well till combine

Divide into two

Add cocopowder to the half mixture and mix well

Then take small portion of the other one and mix with the cocopowder one.

Then flatten with the hand to give you this shape

Bake in a pre heated oven till golden brown.