Banana Sponge Cake

Directions

1. 1
   In mixing bowl, whisk mashed banana, sugar, eggs, milk and SP at high speed till thick.Lower speed add in banana essence and vanilla essence, then slowly add in plain flour.Stop machine and use hand whisk to mix well.Lastly pour in corn oil in 3 batches and mix well again.
2. 2
   Pour batter into a 9" (lined) square cake tin.
3. 3
   Bake in preheated oven at 170C for about one hour.
4. 4
   Place cake tin at the lowest rack of the oven and cover cake with foil if the topping is too brown after 40 mins of baking.