soak tamarind in water and squeeze the tamarind to get its extract.
soak chickpeas overnight. wash and cook the chickpeas with salt until soft.
cook tur dal with enough water and measure 1 cup of cooked and mashed dal and keep it aside.
Heat ghee and star frying coriander seeds, chana dal, cumin and red chillies in medium heat until evenly brown.
take it out to a blender and add freshly grated coconut. grind it to a fine paste. keep it aside
heat oil in a pan and fry the chopped bitter gourd pieces with salt. Fry until slightly brown.
Add the tamarind extract, turmeric powder and let it cook until the vegetable is soft.
now add the prepared masala, mix well and let it come to a boil.
when it boils and raw smell leaves, add chickpeas and cooked dal along with salt (check and adjust salt)
Boil the curry for another 5 minutes.
meanwhile, melt ghee and crackle mustard seeds in it.
together add asafoetida and when it changes color, drop a sprig curry leaves and wait till it turns crisp.
add the tempering to the curry and mix well.
serve hot with rice.