A sponge will last (at most) 5-7 days since it was baked. However icing with cream, cream cheese or raw/semi cooked eggs expire after 3 days in the fridge. So it's whichever expires first - the...
A true sponge cake is made without fat and is best eaten on the day it is made (though it will be OK for two or three days) A sandwich cake has equal quantities of flour, fat, sugar and egg and as...
An iced sponge cake will last around 3 to 4 days if it is kept in the fridge, but if kept in freezer you will have to give it a day to thaw and if you coloured the icing yourself ot may 'bleed' which...