In a mixing bowl, add 1 cup sour curd and ¼ cup besan. Mix well and no lumps into mixture. Then add 3 cup water and mix well. Kadhi mixture is ready, keep it aside.
Now in a mortal-pestal, add 2-3 green chilli, 1 inch ginger, 4-5 garlic cloves, 7-8 curry leaves, ½ tsp cumin seeds, ½ tsp coriander seeds, ½ tsp fennel seeds and pinch of salt. crush it coarsely. Keep it aside.
Then wash and cut 2 cup methi leaves finely.
Now in a pan, add 1 tbsp ghee and chopped methi leaves. Saute it for 2-3 minutes and keep it aside.
Then in a pan, add 2 tbsp ghee, 1 tsp mustard seeds, 1 tsp cumin seeds, some methi dana, 1 inch cinnamon, 4 cloves, 4-5 curry leaves and pinch of hing. Saute it.
Now in ½ cup water, add ¼ tsp turmeric powder. Mix well and add water into tempering. Bring it to boil for 2 minutes.
Then add kadhi mixture into the pan. Mix well and stir mixture till it starts to boil.
Now add coarsely crushed masala and mix well.
Keep flame on medium-low and cook mixture about 10-12 minutes.
Then add methi leaves, 1.5 tbsp jaggery and salt to taste. Cook mixture for 5 minutes.
Now in a tadka pan, add 1 tbsp ghee, ½ tsp cumin seeds, 2 dry red chilli, ½ tsp Kashmiri red chilli powder. Saute it.
Add tadka into kadhi mixture, without mixing it cover the lid.
After 2 minutes, open the lid and mix tadka into kadhi mixture. Garnish with coriander leaves.
Serve methi kadhi with jeera rice and papad.