Sounds similar to a keto diet. My boyfriend has UC and this cookbook is simple and has helped him so much: The Keto Instant Pot Cookbook:... https://www.amazon.com/dp/1641520434?ref=ppx_pop_mob_ap_share
https://www.amazon.ca/Keto-Instant-Pot-Cookbook-Ketogenic/dp/1641520434/ref=nodl_
Enjoy!