Wash and clean the radishes.
Slice them into wedges, Set them aside till needed.
Into the kadai or deep wok add the oil and mustard seeds.
Set on medium heat and as the mustard crackers add the fenugreek seeds.
When it turns aromatic add the red chillies ( break it in half for the heat) along with curry leaves and saute for a minute.
To this add the radishes and saute them for about 5-6 minutes.
Now add the thick tamarind extract, sambhar powder, salt and turmeric powder and mix it all well.
Cover and cook for 7-10 minutes, till the radishes release water and are fork tender.
Open the lid and mix to coat the gravy on the wedges.
Once the gravy thickens and coats the radishes well, the puli mullangi is ready.
Taste test and adjust salt.
Garnish with coriander leaves if using immediately.