Custard sauce is a popular American dish which is often used on other desserts like puddings, cakes, pies and custards. Custard sauce is characterised by a rich velvety texture which adds to the sheen of most food items, particularly desserts. Easy to make, Custard sauce is prepared using ingredients like egg yolks, milk, sugar and a little brandy. Often vanilla extracts are added to this sauce to give it an unique aroma. Custard sauce is mostly prepared on a stove and the secret behind a perfect Custard sauce is that a person should constantly stir it while cooking so that it does not get sticky or burnt.