Dry roast the coriander seeds, cumin seeds and whole red chillies in a pan.
Add the dry roasted spices and grind it to a powder
Now, heat oil in a pan or kadhai
Add mustard seeds and cumin seeds, allow it to crackle.
Now, add urad dal, fry for few seconds until it turns golden
Then, add curry leaves and whole red chilies, fry for few seconds
Now, add boiled potatoes, sauté well for few seconds
Add red chili powder, turmeric powder, coriander powder, salt, sauté for another minute
Then add tamarind pulp, sauté for few seconds
Add ground masala and toss well
Finally add coriander leaves and toss.
Spicy baby potatoes are ready to serve.