In a separate bowl, combine dry ingredients.
Mix butter, sugars and peanut butter till just combined.
Add vanilla, egg, and yolks.
Add in drys ½ at a time till just combined.
Add PB chips.
Bake at 375F for 18-20 minutes.
In a separate bowl, combine dry ingredients.
Mix butter, sugars and peanut butter till just combined.
Add vanilla, egg, and yolks.
Add in drys ½ at a time till just combined.
Add PB chips.
Bake at 375F for 18-20 minutes.