Upside-Down Banana Cake

For the  Cake:

• 1 egg
• 60g (6 tbsp) sugar
• 130ml milk
• 2g (1/2 tsp) salt
• 1 tsp vanilla extract
• 150g (1 1/4 cups) cake flour or all-purpose flour
• 5g (2/3 tbsp) baking powder
• 50ml vegetable oil

For the Topping:

• 10g unsalted butter
• 15g (1 1/2 tbsp) raw or regular sugar
• 2 ripe bananas

Instructions:

see next page