A biscuit is a flour-based baked food product. They are usually sweet and may be made with sugar, chocolate, icing, jam, ginger or cinnamon. They can also be savoury and similar to crackers. Types of biscuit include sandwich biscuits, digestive biscuits, ginger biscuits, shortbread biscuits, chocolate chip cookies, chocolate-coated marshmallow treats, Anzac biscuits, biscotti and speculaas.