This recipe is for Kathirikkai Murungakkai Sambar, an Indian lentil soup or stew. It contains toor dal, tamarind, onions, tomatoes, eggplant, drumsticks, chili powder, coriander powder, turmeric, and various spices. The dal and vegetables are boiled together in a sauce made from tamarind juice, tomatoes, and spices. Tips include adjusting the sourness with more tomatoes or tamarind, adding water to control consistency, and omitting onions for a variation. The taste depends on adjusting the proportions of spices used.