Custard biscuit is a popular American snack which is very popular among people from all age groups. Custard biscuit is very easy to make and mostly prepared by baking. The main ingredients used to make Custard biscuits are butter, flour, icing sugar, vanilla extracts and custard powder. Particularly popular among kids, Custard biscuits are the ideal option for making during family or friends gatherings. This dish is high on nutrients like protiens but it is also high on fats and calories. It is not suggested to people on a diet to maintain their weight.