Mix it in until the butter is just coated with flour.
Discard the vanilla-bean pod
this is sift use for sieve flour throughly
divide the cupcake mixture evenly in the cupcake liner
preheat the oven to 190 degrees.
When done place cupcakes onto a cooling rack
Smooth out the tops with a knife if necessary. Then, place the cupcakes into another paper liner and let the chocolate harden a bit.