Directions: Preheat oven to 350 degrees. Spray a 9 inch cake pan with cooking spray. Line bottom of pan with waxed paper, spray paper. Dust bottom and side of pan with cocoa powder, tapping out excess, set aside.
In a medium bowl, combine flours, sugar, cocoa, baking powder, baking soda and salt; set aside. In another bowl, combine oil, eggs, vanilla and coffee mixture. Mix dry ingredients into wet ingredients and pour into prepared pan.
Baked 30-33 minutes. Cook cake in pan on wire rack 10 minutes. Run a knife around edge of cake and invert onto a wire rack; peel off waxed paper. Invert again onto rack to cool completely.