Add the sugar and butter, mix until it creams, add milk, baking powder & flavor, mix well.

Add the flour gently & little water to make a soft dough, divide the dough into two & add the pure cocoa powder to one.

Cut a portion of it, need & use a round cutter to cut, take a portion of the chocolate & roll in your palms, rover it as shown

Roll another small one & press it on top use knife or spoon to cut it as shown. Preheat the oven & bake.