Mash the bananas finely.
Mix the eggs and sugar thoroughly.
Add the mashed bananas, melted butter, and milk, and stir to combine.
Sift the cake flour, baking powder, and salt into the mixture and mix well.
Fold in the chocolate chips to the batter.
Pour the batter into a pound cake mold and smooth the top.
Bake in a 180°C oven for 40-45 minutes.
Let cool on a wire rack before serving.