For paste : grind tomato, green chilli, ginger and make a fine paste

Heat oil in kadai. Fry potatoes till light brown in colour. Once it is done. Keep aside. In the same kadai. Add cumin seeds and crushed garlic. Saute it for few minutes.

Add chopped onion. Fry for few minutes. Then add capsicum. Add red chilli powder and cumin powder. Mix...properly. Add soya sauce and salt. Again mix...it.

Add little water. Cook till the masala smell goes off. Then add tomato sauce and gram masala. Cook till it become gravy. Once it is done.