1Heat the oil in a large pan over medium heat.
Add the sliced onions to the pan and sauté until they become translucent.
Stir in the turmeric powder and chilli powder, and cook for another minute.
Add the sliced tomatoes to the pan and mix well.
Sprinkle the salt over the mixture and stir to combine.
Cook the mixture for about 5-7 minutes, or until the tomatoes are soft and the flavors are well combined.
Serve hot as a side dish or over rice.