Don’t use too sour curds.
Don’t forget to monitor the gravy when it is cooking after you add yogurt.
I have used a just ¼ cup of coconut you can use more and reduce the quantity of channa dal to ½ the quantity mentioned above.
You can use a combination of both the chilies or just use any one of them. Preferably green chilies are used. If having health problems like IBS wherein you are allowed to use green chilies use dry red chilies.
You can substitute it with spinach as well.
Check this post for different kind of vegetables I use to make Majjige Huli / Morkuzhambu and don’t forget to check the Notes.