Ingredients
- teaspoon unsalted butter
- cup all-purpose flour
- 1/4 cup unsweetened cocoa powder
- teaspoon baking powder
- 1/2 cup packed brown sugar
- 1/4 cup buttermilk
- tablespoon sbuttermilk
- 1/4 cup strong brewed coffee
- egg
- tablespoon unsalted butter
- 1/2 teaspoon vanilla extra ct
- 1/4 cup chocolate chips, or to taste (Optional)
Instructions
- Preheat the oven to 400 degrees F (200 degrees C). Grease a 6 cavity donut pan with 1 teaspoon butter and set aside.
- Whisk flour, cocoa powder, and baking powder together in a large bowl. Set aside.
- Whisk brown sugar, 1/4 cup plus 2 tablespoons buttermilk, coffee, egg, 1 tablespoon butter, and vanilla extract together in another bowl. Add milk mixture to flour mixture; whisk until blended and smooth. Stir in chocolate chips.
- Pour batter into a large, resealable plastic bag, cut 1 corner, and squeeze batter into the prepared donut pan, filling each mold about 2/3 full.
- Bake in the preheated oven until donuts spring back when lightly pressed, about 8 minutes. Let cool in the pan on a wire rack for about 5 minutes; turn pan over directly onto rack to release donuts. Allow to cool for 5 minutes more.