Chop bacon into small strips and cook under medium heat until crispy. Remove and reserve grease. Set aside.
Add dry ingredients to a small bowl and whisk to combine.
Add egg, MuscleEgg egg whites, milk, vanilla extract, and sweetener to a stand mixer or large bowl. Mix on high until light and frothy. Pour in reserved bacon grease.
Slowly add dry ingredients to wet ingredients. Let sit 2 minutes, stir.
Pour into prepared pan and bake for 16-18 minutes.
For topping, mix melted coconut butter with maple extract. Drizzle on donuts and top with crumbled bacon.
Serving Size 1 donut (makes 6)
Total Carbohydrate 5g
Total Fat 8g