Take some coconut milk in pan. (you can also add some coconut oil along with it.

Add curry leaves/kaffir leaves. Add green curry paste. Let it cook/fry for 2-3 mins. Add green chilies (optional if curry paste is spicy).

Add all chopped veggies. Let it cook and loose water.

Add coconut milk and salt as per taste. Cook for 10 mins

Turn of heat and add basil leaves in the end.