Have not eaten a ( apart from the odd once every few months shop hambergurlgler ) caged egg,since,for ages , Takes a knack to peel a hard boiled free range egg 4 hours old, , The shells fall off a caged hard boiled egg, if you blow on them, , Free range yolks can be almost orange, , Caged yolks are the color of a death mask, , Free range whites can be picked up with a twig, . Caged whites will leek through a sieve. . Free range Meringue stands up,and will lean further than the Pizza tower , Caged Meringue,will puddle,and vanish 3 min after the whisk. ,, and thats all one can say.