Cakes are best stored in airtight tins rather than plastic boxes. Once a cake has been cut, the cut surfaces will start to dry. Covering them with a piece of aluminium foil minimises the effect.
Equipment and preparation: You will need a 25cm/10in angel food cake pan. Preheat the oven to 180C/350F/Gas 4 (fan 160C) and arrange an oven shelf in the bottom third of the oven. Sift the flour ...