Finely chop the almonds and chocolate.
Cream together the butter and sugar until smooth.
Add the egg and mix well.
Sift in cake flour, cocoa powder, and baking powder, then mix.
Add the chopped almonds and chocolate to the dough and mix evenly.
Place the dough in uniform portions onto the baking pan.
Bake in a 180°C oven for about 12-15 minutes.