Ingredients:

unsalted butter 　　80g

Granulated sugar 　80g

Egg                 　　　 1

vanilla                      1/4 tsp

Flour 　　　　　　 100g

Baking powder 　　　3g

ripe banana                 2

1. Preheat oven to 175 degree C.
2. Cream butter and sugar in a bowl till light.
3. Mash bananas in another bowl.
4. Beat egg into the butter mixture, Mix well.
5. Add in vanilla, mashed banana and mix.
6. Add in flour and baking powder, fold till just combined.
7. Pour paste into baking pan.
8. Into the oven and bake for 40-45mins. Check with toothpick.