That's an interesting idea, I would expect microwaves to be practical in zero-g, but a pressure cooker might be trickier, my naive intuition is that the content

That's an interesting idea, I would expect microwaves to be practical in zero-g, but a pressure cooker might be trickier, my naive intuition is that the contents wouldn't stay on the bottom of the pot to be heated, and would also float into the valve?