Protein Donuts (Under 100 Calories!)

Name: Protein Donuts (Under 100 Calories!)
Prep time: 5 min
Cook time: 15 min
Total time: 20 min
Cuisine: American
Ingredients: 1/4 cup protein powder (I used chocolate plant based); 1 1/4 cups self-rising flour; 1/3 cup cocoa powder; 3/4 cup granulated sweetener of choice; 6 tablespoon sunflower oil (any neutral flavored oil ); 1 cup + 2 tablespoons milk of choice (I used unsweetened almond milk * See notes); 3 cups powdered sugar substitute; 1/4 cup milk of choice