Chocolate Cake Donut. Grease a donut pan with oil or butter. Next, whisk in the buttermilk.

Add the cake mix, eggs, oil, milk, and vanilla extract to a large mixing bowl and mix with an electric mixer on medium, until well combined. Whisk together the cocoa, flour, sugar, baking powder, espresso powder, baking soda, salt, and chocolate chips.
In A Medium Bowl, Whisk Together The Sugar, Flours, Cocoa Powder, Potato Starch, Arrowroot, Baking Powder, Baking Soda, Salt, And Xanthan Gum.
Nonstick spray with flour works best here. Lightly mist two donut pans with cooking spray and set aside for later use. In a large mixing bowl, sift and whisk together the all purpose flour, cocoa powder, baking soda and powder, both sugars and salt.
In A Large Mixing Bowl, Sift The Flour, Cocoa, Espresso And Baking Soda.
Preheat your oven to 350 degrees. Spray donut pans with nonstick cooking spray and set them aside. Cool briefly on a rack.
Cover The Glaze With Plastic Wrap Directly On The Surface.
Spray or grease two donut pans. Fill each donut cavity about 1/2. Properly grease donut baking pan (s) and set aside.