it is the first time i have heard of both fermented rice gruel or khichuri.
sounds intriguing.
https://timesofindia.indiatimes.com/life-style/food-news/why-you-must-have-fermented-rice-daily-and-how-to-make-it-at-home/photostory/101486220.cms
the fermented rice gruel might be good for you Annie in Progress (npub1uvn…8aak)
https://www.vegrecipesofindia.com/bengali-moong-dal-khichdi-recipe/
the only time i went to india was during the puja.
it was intense.