Peel bananas and mash them roughly in a bowl with the back of a fork. Juice lemon and add it to bananas. Mix.
Coarsely chop chocolate on a cutting board with a kitchen knife. Fairly large pieces should remain so that all won’t melt while baking and that you will have chocolate chips at each bite.
In a bowl or with a food processor, mix the ingredients in the following order: beat eggs with sugar. Then add flour, baking powder and the pinch of salt. Mix.
Gently melt butter and add it. Finally, add the banana, lemon and chocolate mixture. Mix again.
Grease and flour your cake mold (or use a silicone tin) and pour in your preparation.
Bake for 45 minutes at 180 °C.
Check if it’s well cooked by inserting the blade of a knife. It should come out clean.
Notes
The main steps:Prepare the batter. Mash bananas, add lemon juice and crushed chocolate. Mix and bake.