Cut 2 long slices from banana and keep it for topping. Mash the rest of bananas.
Cut the chocolate into small pieces.
Combine all the ingredients. Add mashed bananas and chocolate. Mix it very well.
Put it in baking tin, decorate the top with 2 slices of banana.
Bake it for 40 minutes on 170 degrees Celsius to have banana bread smooth. If you like it drier keep it in longer or bake on higher temperatures.