Heat 2 tablespoon of oil in a pan over medium heat and add onions to it. Once translucent, add ginger-garlic paste to it and sauté till the raw smell goes off.
Add Turmeric powder, salt and cumin powder and sauté again for a minute. Now add chopped green chillies, soaked chana dal and the chicken.
Mix well and add half cup of water and cover the pan with lid. Slow down the heat and let it cook gently until the chicken is cooked. Now Increase the heat and let all the moisture evaporate with constant stirring. Switch off the flame and let the mixture cool completely.
Transfer this onto a grinding jar and grind it to a smooth paste. Transfer this into a bowl and add Garam Masala, chat masala, Lemon juice and beaten eggs.
Mix it well and divide the mixture into equal parts.
Heat sufficient oil in a kadhai on medium heat and shape the Kebabs into flat discs/tikki and deep fry them till golden brown. Take them out on a kitchen towel and serve hot.