Originally Posted by TwitchKitty

This way of cooking just recently caught my attention. Avoiding harmful byproducts of cooking seems to be a strength but at the same time byproducts of plastic would be a concern. Your body has no means of dealing with plastics.

I'm not a big consumer of frozen food but a line of frozen veg caught my attention. Birdseye sells a mix that makes a complete protein. They have variations on the mix.

https://www.birdseye.com/vegetable-products/birdseye-steamfresh/birds-eye-steamfresh-protein-blends

Instructions say microwave in the bag, plastic bag. I guess you could drop the bag in your water oven.