Pre-heat oven to 350 degrees. Line cupcake pan in liners.
In the bowl of your stand mixer fitted with the whisk attachment, combine flour, sugar, cocoa, baking soda, baking powder, and salt and mix together.
Add the eggs, coffee, buttermilk, oil, and vanilla and mix on medium speed for a couple minutes.
Fill each cupcake tin half full (make sure to only fill half full and not 3/4)
Bake for about 20 minutes or until a toothpick come out clean. Cool completely before frosting.