Wash and cook toor dal with turmeric and salt until soft. Mash and set aside.
Mix flour, turmeric, red chili powder, carom seeds, and oil. Add water and knead into a dough. Roll out and cut into diamond shapes.
Heat oil, add mustard seeds, cumin seeds, asafoetida, curry leaves, and green chilies. Add tomatoes and cook until soft.
Add mashed dal, water, garam masala, red chili powder, and coriander powder. Bring to a boil.
Add dhokli pieces and cook until they float and are cooked through.
Garnish with coriander leaves and serve with lemon wedges.