zombie or no
frost free or not, frigs are damp places.
Fridges are dry places. Consult your lettuce if you want to know the true story.
It is humid here year round. Never hot, always humid. One time we had large fungi (unidentified ascomycete) grow in a closet. We gave up on salt shakers (and rice) long ago and keep salt in a corked glass jar, with a waxed wooden salt spoon.
As a child, I lived a long time in Freetown, West Africa. Whenever we had a dinner party (which was fairy often) and the salt refused to exit the cellar, the cry would go up “Salt’s damp - sack the cook.” Apparently the salt was supposed to be put in the oven to dry before being served.
If you really want to freak your dinner guests right out, use a few grains of black rice.
Yes, but the cornstarch is a powder, and it will come out the holes onto your food. The rice absorbs enough moisture, does some mechanical breakup, and doesn’t come out of the shaker onto your food.
Yes, but the cornstarch has no taste and is not visible in the shaker.