- WASH the arvi thoroughlyand cook with enough water till done. Add lemon juice and bring to a boil again. Drain. When cool, peel and quarter lengthwise and reserve in a panful of water.
- Grate the jaggery and reserve in three tbs water.
- Heat oil in a pan. Add garlic and saut over medium heat until light brown. Add mustard seeds, cummin seeds, urad dal and whole red chillies.
- Stir until the seeds begin to crackle. Add curry leaves. Stir for a minute. Add onions and saut until golden. Add tomato puree, tamarind pulp, chilli powder and turmeric powder.
- Stir-fry until the oil floats on top. Add salt and three cups water. Bring it to a boil. Lower the heat, add arvi and jaggery. Bring it to a boil again.
- Lower the heat, simmer, stirring occasionally, until the gravy reaches thin sauce consistency. Remove and adjust the seasoning.