Israel’s Gavan Technologies (see here previously) has developed a novel, sustainable method to extract proteins from plants. These are then used to produce natural pigments, gluten substitutes, nutrients, and flavors, using little or no energy and producing no disposable waste.

https://www.israelhayom.com/2022/07/27/zero-waste-alt-protein-production-platform-uses-the-whole-plant/

https://www.prnewswire.com/il/news-releases/gavan-develops-zero-waste-plant-protein-extraction-301593167.html