How long should I bake salt dough for?

[PavlovtheCat]

Courtesy of Doodledoo, we have just made salt dough and hav a fab hand print of DD for her daddy.

How long should I bake it for? What temp? And once 'baked', how long will it last?

Also, how long will uncooked dough last for?

you have to bake it for a long time at a low temp. But it really depends on how thick the piece is. If you heat it too fast, it cracks