Can I free potatoes for soup
I do not think it's possible to freeze fries at homerational. It is necessary to clean all the potatoes, cut, blanch, dry, fry in deep fat and only then freeze. And it's not a fact that you will get a product that is comparable to what is on sale. Because in the process there are technological tricks that the manufacturer does not seek to disclose.
Degradation 30-35 frost calmly withstand. And more - I do not know.