Nicoise salad is a French salad that can be found in some restaurants in Amman. It is made with a combination of lettuce, tomatoes, green beans, boiled potatoes, olives, and tuna. The salad is dressed with a vinaigrette made from olive oil, Dijon mustard, and red wine vinegar. Nicoise salad is a flavorful and nutritious option that is perfect for those who enjoy Mediterranean cuisine.