Birds Custard Powder is the original custard powder. First produced in 1837, this mainstay of kitchen cupboards across the UK combines convenience with a truly unique flavour. The instant powder is quick and easy!  You just need a large jug and boiling water! Allergy Advice Contains Milk. Ingredients Maize Starch, Salt, Flavoring, Color (Annatto Norbixin). Lifestyle / Additives Free From Artificial Colors. Suitable for Vegetarians.