Material include:
– 4 eggs
– bread flour or plain flour 700g
– sugar: 350g and Ammonium bicarbonate 7g
– Vanilla extract : amout of vanilla extract

(1) Whip eggs and add sugar + Ammonium bicarbonate

(2) Add plain flour and mix all of them by electic mixer

(3) knead flour then covering by plastic wrap ,let it stay on the table about 120 minutes .

1. knead flour again and or knead flour like this or do it follow your creation.
   
   
2. bake it in the oven about 10 minutes.
   
   
   When the ripe cake is removed from the oven for cooling and storage in a sealed container in a cool place. Standard cake will be golden, crispy, fragrant, baked.
   
   
   Not too complicated with this bean cake.
   Good luck!