Part 1 — The batter (make a day ahead)
- 3 cups (mix of raw + parboiled/idli rice)
- ¾ cup (white, split, skinned)
- ½ tsp
- ¼ cup poha (flattened rice) (optional, for crispness)
- salt
Steps (batter)
- 1.Rinse the rice, urad dal, fenugreek and poha; soak 5–6 h.
- 2.: grind smooth, then ferment 8–12 h until risen and slightly sour. Stir in the salt after it ferments.
Part 2 — Potato masala (the filling)
- 4 potatoes, boiled and roughly mashed
- 1 tbsp oil
- ¾ tsp
- 1 tsp
- 1 tsp
- 8–10
- a pinch
- 1–2 , sliced
- 1–2
- 1 tsp grated
- ½ tsp
- salt
- a squeeze of lemon
Steps (filling)
- 1.Heat the oil. : the mustard seeds, then the urad and chana dal until golden, then the curry leaves and hing.
- 2.Add the onion, green chili and ginger; cook until the onion softens.
- 3.Add the turmeric and salt, then the mashed potato + a splash of water. Cook 2–3 min — keep it moist, not dry.
- 4.Finish with coriander and a squeeze of lemon.
Part 3 — The dosa
Steps (dosa)
- 1.: on a hot tawa, ladle the batter and spread it thin in a spiral; drizzle ghee or oil and cook crisp and golden.
- 2.Smear with chutney, place a line of the potato masala down the centre, and fold.
