Wash and pressure cook the pigeon pea daal along with beetroot , tomato , curry leaves , turmeric and salt.
Add tamarind pulp and a cup of water to a pot.
Let boil , add onions , pumpkin and drumsticks.
Let boil till half done.
Open the pressure cooker , carefully remove the tomato peel and then mash the daal.
Add the tamarind mix and sambar powder .
Adjust consistency with water.
Temper the sambar with mustard seeds, channa , urad daal , curry leaves , asafoetida and finally Whole red chillies.
Serve hot with idli , dosa or rice.