1. Combine the mind leaves, cumin seeds, green chillies, lemon juice, sugar, salt and 1 tbsp of water in a mixer and blend into a coarse paste.
2. Transfer the paste into a deep bowl, add the plain flour and 1 tbsp oil, mix well and knead into a stiff dough using enough water.
3. Divide the dough into 12 equal portions and roll out it.
4. Heat the oil in a deep non-stick kadhai and deep-fry, a few puris at a time on a medium flame, till they turn golden brown in colour from all the sides. Drain on an absorbent paper.
5. Serve immediately.