Cream butter and sugar for about 7-10 mins

Add in your milk,egg and vanilla extract and mix

Add baking powder and salt to the flour and add the flour bit by bit to the creamed butter until well mixed. Knead well to form a dough and wrap in a foil paper

Put the wrapped dough in the fridge for 8 hours or till the following day

Cut into different desired shapes in a tray and put back in the fridge for another 30 mins

Bake at 200 degree for 10mins or until golden brown.