Custard Powder Cake is a soft and moist cake made with custard powder, flour, sugar, and butter. It has a delicate vanilla flavor and a tender crumb, making it a perfect tea-time snack or dessert. The custard powder adds a unique texture and flavor to the cake, making it stand out from regular cakes. This cake is easy to make and requires minimal ingredients. Serve it plain or with a dusting of powdered sugar for a simple yet delicious treat.