With mixer in meduim fire mix the butter and the sugar for 5 min. the sugar can also be brown sugar.

Add the eggs. one egg every 30seconds

Turn off the mixer and add the baking, the vanilla, the flour, the kakao, the chocolate, the liquer and the milk. Mix them with a wooden or a silicon spoon until it is solid.

Put them mix into the forms for cupcakes

Before you bake them add one teaspoon nutella in each cup cake, in the middle.

Bake in 180dgr for about 30 min

In the end i just out some glazour (pink a d white)