I read in popular science that it might be possible to use a variety of different kinds of gases to carry heat, or perhaps some kind of radiant heat or even radio waves to cook food. But sadly this fantastic technology is still just fiction. I hope I get to see a form of cooking that doesn’t involve immersing food in hot liquid. I wonder what it would taste like.
During the siege of Leningrad they actually did have to resort to cooking in machine oil, among other awful things. Of course they were almost all women, because the men were fighting the war