2For the Sambar powder, heat a dry pan and roast Coriander seeds, Chana dal, Urad dal, 2g Fenugreek seeds, 5g Cumin seeds, Black peppercorns, and Dry red chilies until fragrant. Add 5g Curry leaves and 1g Asafoetida, and roast for another minute. Finally, add Grated coconut and roast until light golden. Let the mixture cool completely.