Pre heat the oven to 410° F
Line two baking trays with parchment paper and set aside.
Sift all the dry ingredients together and set aside.
Set your stand mixer to the paddle attachment and beat the butter with the sugars for 1 minute, until it is smooth and creamy.
Add the eggs and the vanilla extract and beet for another minute.
Add the dry ingredients and mix until barely mixed. DO NOT OVERMIX
Add the three kinds of chocolate and mix until well distributed.
Make small balls the size of a tangerine. Place them on the prepared sheet and leave 2 inches of space.
Bake for 8-10 minutes or until the edges start to brown. The center will look uncooked, but they will continue baking as they cool down. Tap the tray on the counter a few times to make them flatten a bit.
With a large round cookie cutter go around each cookie and swirl the cookie a few times. this will make the edges round and even. Let the cookies cool down in the tray for 10 minutes, then transfer to a cooling rack.