Chop dark and unsweetened chocolate into small pieces place in bowl with butter and melt in a baine marie.

Whip eggs and sugar together until light and fluffy add in mocha or coffee paste and vanilla. Fold this into melted chocolate.

Combine flour, baking powder, salt, chocolate chips, chopped white chocolate and nuts. Add in chocolate and egg mixture and refrigerate mixture until solid enough to scoop or handle.

Scoop cookies with a ice cream scoop. Place on a silicon baking mat or parchment paper bake at 375 for 10-12 minutes.