Preheat your oven to 375 degrees.
Grease your bread pan.
In a large bowl, add the peeled bananas and using the back of a fork, mash them well. No large chunks should remain. Try to mash as much as possible.
To the bananas, add in the sugars, melted coconut oil, apple cider vinegar, unsweetened applesauce, and vanilla, and vegan milk. Whisk together.
Next, sift in the flour, baking powder, baking soda, cocoa powder. Add in the salt.
Fold until almost all the flour has been incorporated.
Gently fold in chocolate chips and walnut pieces if you are adding.
Pour into greased bread pan and tap the bottom of the pan to ensure it's evenly leveled.
Top with more chocolate chips if desired.
Place in oven for 45-55 minutes. When done, a toothpick inserted when come out clean.
Remove from oven and let cool for 15 minutes in pan. Then carefully remove and place on a cooling rack until completely cooled.