For the Donuts
1-Preheat the oven to 350 degrees: Preheat the oven to 350 degrees. Spray a donut pan with non stick spray and set aside.
2-In a medium bowl, whisk together the: In a medium bowl, whisk together the flour, cocoa powder, baking soda, baking powder and salt. Then set aside.
3-In a large bowl, mix together the: In a large bowl, mix together the melted butter, sugar, eggs, milk, sour cream and vanilla.
4-Add the dry ingredients to the wet: Add the dry ingredients to the wet ingredients and mix until combined.
5-Transfer the donut bater to a piping: Transfer the donut bater to a piping bag.
6-Pipe the batter into the greased donut: Pipe the batter into the greased donut pan until each well is three-quarters full.
7-Bake the donuts for 12 minutes, or: Bake the donuts for 12 minutes, or until a toothpick comes out clean from the centers.
8-Let them cool in the pan for: Let them cool in the pan for 2 minutes. Then gently turn the pan upside down to transfer the donuts to a cooling rack. Cool the donuts completely.

For the Chocolate Glaze
9-Add the chocolate chips and coconut oil: Add the chocolate chips and coconut oil to a double boiler over medium heat. Heat until everything is melted together.
10-Dip each donut in the chocolate glaze: Dip each donut in the chocolate glaze and return them to the wire rack. Place in the fridge to allow the glaze to set. Sprinkle the top of each donut with chocolate shavings, then serve!