In a large pan, whisk the yogurt well making sure there are no lumps
Add besan, green chilli, turmeric, ginger paste, salt and sugar
Mix everything well making sure there are no lumps
Add the water and give it a good mix. This mixture will be quite thin and runny at this stage
Place the pan on medium flame and bring it to a boil. Keep stirring the mixture continously
Once it begins to boil, reduce the flame and let it simmer on low flame for 8-10 minutes. Keep stiring in between
Meanwhile, prepare the tempering. Heat ghee in a small pan and add mustard seeds. Once it splutters, add cumin seeds, dry red chilli, cinnamon, cloves, curry leaves and hing
Add the tempering to the kadhi and mix well. Simmer for 1-2 minutes
Turn off the flame and add coriander leaves