In a bowl add 2 eggs and oil. Whisk them for 5 minutes and then add yogurt. mix. Sift flour and baking powder, then mix until its well dissolved
Take the banana and cut into half, then peel of the skin
Take 27 x 18 cm mold. Grease it with butter then sprinkle sugar all over the mold
Add the bananas. line them, then pour the batter we made earlier
Bake it on 180° for 30 minutes. Place heatproof serving plate upside down onto pan; turn plate and pan over. Cut the cake into slices
Enjoy!!!