- in a kadai take 1 cup tamarind extract, ½ tsp turmeric, 1 tsp jaggery, 2 green chilli and few curry leaves. 
- also, add vegetables and 1 tsp salt. 
- cover and boil for 10 minutes. 
- further, add 1 cup water and 1½ cup toor dal. 
- boil the mixture well. 
- now add 3 tbsp of prepared sambar powder and mix well. 
- boil for 2 minutes or till flavours of sambar powder is absorbed completely. 
- pour the tempering over sambar. 
- also, add 2 tbsp coriander leaves and mix well. 
- finally, hotel sambar is ready to serve along with hot steamed rice.