Mix the flour, salt, baking powder and cocao in a bowl.

Melt chocolate with sugar and oil until dissolved in water bath. Mix it all and then keep it aside a little bit to get a cool.

In flour mixture, pour lightly beaten eggs, then add milk and stir. Then add chocolate mixture.

And the end, mix in the nuts and bananas in which way you like.

Bake it about 25 minutes at 180 C.