Step 1

Preheat oven to 350F. Grease a 9x5in loaf pan with cooking spray.

Step 2

Stir together flax and water in a large mixing bowl and set aside to thicken for 5 minutes.

Step 3

To the same bowl, add banana, melted coconut oil, sugar, vanilla and zucchini. Stir to combine.

Step 4

Add flour, cocoa powder, cinnamon, baking soda, and salt. Stir just until combined, being careful not to over-mix. Fold in chocolate chips.

Step 5

Pour batter into pan and top with additional chocolate chips if desired. Bake for 1 hour and 5 minutes or until a toothpick comes out clean. Cool for at least 20 minutes on a wire rack before slicing.

Step 6

Store cooled bread in an air-tight container on the counter or tightly wrapped in plastic wrap.