Eggless Chocolate Banana Snack Cake

Name: Eggless Chocolate Banana Snack Cake
Prep time: 10 min
Cook time: 50 min
Total time: 1 h
Cuisine: American
Ingredients: 5 whole Bananas, Peeled; 1 1/2 cups Brown Sugar; 2/3 cup Unsweetened Cocoa Powder; 2/3 cup Melted Coconut Oil Or Vegetable Oil; 2 teaspoons Baking Soda; 1/2 teaspoon Salt; 1 1/2 teaspoon Pure Vanilla Extract; 2 1/2 cups All-Purpose Flour or Whole Wheat Pastry Flour; 1 1/2 teaspoon Apple Cider Vinegar Or White Vinegar; 2/3 cup Strong Black Coffee; 1/2 cups Semi-Sweet or Dark Chocolate Chips; 3/4 cup Walnut or Nuts Of Choice, Chopped (Optional); 1 1/2 cups Semi-Sweet Chocolate Chip Or Dark Chocolate (To Sprinkle On Top)