• Cut the tomatoes in half and thinly slice.
• Wash, skin and slice the onion.
• Place the tomato and onion in a salad bowl.
• Add tarragon, salt, lemon juice, olive oil and mix well, then set aside for 15 minutes before serving.
• Serve this salad as a side dish with rice dishes.
• Now enjoy (nooshe jan). 

You can skin the tomatoes before cutting.