Start preparing the pan di stelle donut by placing the three eggs and sugar in a large bowl (1.). Use electric beaters for 10 minutes to froth the eggs. Then add the milk (2.), the softened butter (3.). and sifted flour (4.). Beat again with electric whips and mix the ingredients. Add the bitter cocoa (5.), the nutella, and the baking sachet (6.).
Finally crumble the cocoa biscuits and add them to the mixture (7.). Mix well and set aside. Grease and flour a 24 cm diameter donut mold, removing the excess flour (8.) and pour into the cocoa mixture (9.). Bake at 180 degrees for 40 minutes always doing the toothpick test.After 40 minutes, remove the donut from the oven and let it cool completely. Turn the donut over on a serving dish and sprinkle the surface with cocoa (10.). You can decorate the donut with sugar paste stars (11.) and placing them on the cake to give the effect of stars (12.). Cut and serve.
La Ciambella pan di stelle è pronta. Buona merenda.