Beat butter to break it up.
Add sugars until resembles "pebbles" consistency.
Stir in chocolates.
Add dry ingredients and combine.
Add eggs and mix until dough comes together.
Weigh out 5 ounce cookies. (No need to chill the dough.)
Bake at 400 degrees on parchment lined jellyroll pans. (To avoid dark bottoms, you can place jellyroll pan on top of an inverted jellyroll pan.) One pan will bake about 13-14 mins. If using two pans, bake 14-16 mins.