Add turmeric powder and a few curry leaves and cook on simmer until the chow chow is cooked soft and the Bengal gram is cooked yet firm (about 15-20 mins)
Add salt
While the chow chow and Bengal gram cooks, grind the ingredients under "grind together" with a bit of added water
Add to the cooked chow chow mixture
Mix well and simmer until all extra water is absorbed and the mixture takes a thick consistency
Heat oil for tempering and add ingredients in the order given
Once the mustard seeds pop and the urad dal turns brown (if using) dunk everything into the kootu mixture and mix well