Preheat oven to 350 degrees and line a large baking sheet with a silpat liner or parchment paper.
Cream butter and sugars until well combined.
Add eggs and vanilla beating until combined.
Add flour, cocoa powder, baking soda, salt, m&m’s and white chips. Mix until just combined.
With a medium cookie scoop, scoop dough onto prepared baking sheet about 1 inch apart.
Bake for 11-13 minutes, until baked through.
Let cool for 10 minutes on baking sheet before transferring.
