Preheat the oven to 350 degrees. Spray a Bundt pan with baking spray.
In a large bowl whisk together your dry ingredients.
2 cups all purpose flour, 1 ½ cups sugar, ¾ cup cocoa powder, 2 teaspoon baking soda, 2 teaspoon baking powder, 1 teaspoon salt
In the bowl of a stand mixer, add your wet ingredients and mix.
1 cup buttermilk, 1 cup coffee, 2 large eggs, 1 tablespoon vanilla extract
Add dry ingredients into wet and mix until combined.
Pour batter into prepared Bundt pan and bake for 50-55 minutes. Remove from the oven and let cool.
Combine sweetened condensed milk and chocolate chips in a saucepan over low heat. Stir until fully melted. Remove from the heat and stir in vanilla and coffee. Let sit for 10 minutes until thickened.
14 oz sweetened condensed milk, ¾ cup chocolate chips, 1 oz coffee, ½ teaspoon vanilla extract
Place a plate upside down on top of the Bundt pan. Flip pan over, dislodging cake onto pan.
Spread glaze over cake, slice and serve.