Preheat the oven to 180°C (356°F).
Mash the bananas and mix them with the eggs.
Add cocoa powder, almond flour, baking powder, and salt, then mix well.
Pour the batter into the oven pan.
Bake in the oven at 180°C (356°F) for 20-25 minutes.
Let it cool, then cut into bite-sized pieces.