Take a bowl add banana and sugar in it use fork or hand beater to make smooth paste

Now add melted butter in it and mix well

Now add milk in it and mix well

Add wheat flour and baking powder in it and mix well

Make a smooth batter as shown in image if you fell your batter is thik then add milk as required

Now add choco chips (optional) and slightly mix the batter

Take batter in cake mold and sprinkle choco chips in it

To bake the cake on gas take a pot add salt in it place the stand on salt and cover and preheat for 5 minutes in medium flame then cook the cake in slow to medium flame for 30 minutes

After 30 minutes check the cake with knife or toothpick

Remove the cake from cake mold to serve cake flip then cake on plate and make pieces of cake and serve the cake