Mash the bananas, add the butter mix well using a spatula,add the sugar u can add the sugar according to your taste,add eggs and mix,add vanilla essence and baking soda,salt and then the flour after making the butter u can add dried fruits or nuts this is optional.Divide the butter in 2 bread tin and bake at a pre-heated oven at 170 degrees for 50 to 60 minutes.