Remove d skin of tomatoes by keeping it in hot water so that skin ccomes out easily..and remove d seeds as well.. just strain those seeds in a bowl so that we can use the juice of it...
Take a wok, add oil when it becomes hot add zeera n rai..
Add tomatoes(cut into small pieces after removing d skin) also add d juice
Add ginger garlic paste,red chilli,turmeric,salt.
Let it cook for sometime till it becomes soft..finally saute d tomatoes well..n add zeera powder, curry leaves, coriander leaves,slit green chillies..
TIP (u can also grind the tomatoes if u want n make a paste n add)