I have an Italian mother in law. One of the things that impressed me is how so many of the methods of cooking feed into each other. The leftover milk that's n

I have an Italian mother in law. One of the things that impressed me is how so many of the methods of cooking feed into each other. The leftover milk that's nearly spoiled can go into making cheese and there were many similar techniques like this that I don't remember. I feel like we've lost some of our food cultures at some point and we're only starting to realize what we're missing.