Gujarati Sweet and Sour Lentils

Name: Gujarati Sweet and Sour Lentils
Ingredients: 1 cup toor dal; 1⁄4 cup ghee or peanut oil; 1⁄4 cup roasted unsalted peanuts; 3⁄4 tsp. cumin seeds; 1⁄2 tsp. black mustard seeds; 1⁄4 tsp. asafetida; 1⁄4 tsp. fenugreek seeds; 16 fresh curry leaves; 2 chiles de arbol, broken in half; 2 plum tomatoes, cored and roughly chopped; 4 tbsp. finely chopped jaggery or packed brown sugar; 2 tbsp. tamarind concentrate; 2 tsp. hot paprika; 1 tsp. tumeric; 1 tsp. ground coriander; 1 tsp. ground cumin; 3 tbsp. fresh lemon juice; Kosher salt, to taste; 2 tbsp. roughly chopped cilantro