Preheat oven to 350°F / 175°C. Grease and flour a 10 inches (25cm) bundt pan. Set aside.
chop chocolate it is small choc chip size pieces and toss with flour. Smaller pieces means they will stay afloat in the cake mixture and not sink to the bottom of the
In a medium bowl combine flour, cocoa, sugar, baking powder, baking soda, salt, and espresso powder and stir to combine. Set aside.
In a large mixing bowl with a stand or handheld mixer fitted with a whisk or paddle attachment, beat oil, eggs, buttermilk, and vanilla just until combined.
Stir in dry ingredients to combine. The batter will be very thick. Slowly mix in hot water until combined. The batter will be very thin.
Pour the cake batter into the prepared pan. Scatter choc chips over the top and gently stir into the mixture a little bit.
bake for 50-55 minutes or until a toothpick inserted in the middle comes out clean. Depending on the shape of your bundt pan, the baking time may vary. Remove from the oven and let cool for 1 hour. After cooling, invert onto a wire rack to cool completely.
