1) Preheat oven to 350.Cream butter, sugar, eggs and vanilla until fluffy.

2) Add flour, cocoa powder, coffee powder, baking soda, and salt and mix until combined. Fold in chocolate chips.

3) Roll dough into balls; coat with sugar (optional), and set on baking sheet or Silpat.

4) Bake at 350 for 8-10 minutes. If your cookies are too rounded, immediately after taking the cookies out of the oven, press down on the cookies lightly with a measuring cup or the bottom of a cup.