Preheat the oven to 350 degrees. Beat the eggs. Add the sweetener. Whisk well.
Add the vanilla, coconut oil or butter, and sour cream and whisk again.
In a separate bowl add almond flour, coconut flour, salt, baking powder, cocoa powder, and cinnamon. Whisk well.
Add dry ingredients to the wet. Mix well. Add zucchini and mix well again.
Add nuts and chocolate chops. Mix again.
If you aren't using muffin liners, spray your muffin pans with non-stick spray. Fill your muffin tins 2/3 full.. Don't over fill. Bake for 15-20 minutes, until cooked. Don't overcook. They will be dry.
If they are cool, you can heat in the microwave for a few seconds.