Mash bananas - dark chocolate - peanut butter - add 1 egg, microwave for 1:30, then bake in oven at 180°C for 10 minutes.
Chop the bananas into small pieces.
Melt the dark chocolate using a double boiler.
Add eggs and sugar into a bowl and mix.
Add the melted chocolate, flour, baking powder, and butter, then mix well.
Add the bananas to the batter and mix evenly.
Pour the batter into a mold and bake in a preheated oven at 180°C for 20 minutes.