Cook turdal. Clean and cut Vegetables and cook with the dal. Soak tamarind in water and take out the pulp. Dissolve sambar masala in little water and add to the cooked vegetables. Add tamarind pulp, salt and bring to boil. If more hot taste is required 2 to 3 green chillies can be added. Heat oil and add mustard seeds and let it splutter. Add curry leaves and broken red chillies. Pour over the sambar. Taste for seasoning.