Preheat the oven to 350° and line a muffin tin with paper cups.
In a large bowl, whisk together the oil and maple syrup. Now whisk in the eggs.
Add in the flour, cocoa powder, baking soda, baking powder, salt, and cinnamon. Mix until well combined.
Fold in the zucchini and then the chocolate chips.
Scoop evenly into 12 muffin cups.
Bake for 18-22 minutes or until a toothpick comes out clean.