Preheat your oven to 170 (fan) or 190
Mash the bananas and combine them with the oil and sugars
Add the salt and baking powder to the flours and mix
Do not over mix, just stir until all the ingredients are combined
Add chocolate chips or nuts and gently stir
Cook in a greased loaf tin or a silicone loaf tin
Bake for 35 to 45 minutes
Remove from the oven and leave on wire tray to cool