Banana Cake (Eggless, Vegan, Whole Wheat)

Ingredients (9)

• 4 bananas (medium to large ripe or overripe) - 300 grams
• 1.5 cups whole wheat flour or 180 grams whole wheat flour
• 1 teaspoon baking powder
• 1/2 teaspoon baking soda
• 1 pinch salt
• 1/2 cup regular sugar or organic unrefined cane sugar or 100 grams sugar
• ⅔ cup any neutral flavored oil (I used sunflower oil)
• 1 teaspoon vanilla extract
• 10 halved walnuts - finely chopped or any dry fruits or nuts of your choice (optional)