Ash-reshteh is Iranian’s popular soup and its so simple. It’s another heart warming, traditional dish which is generally served in the winter is the soup dish Ash-reshteh. Hearty and delicious, this soup is made from chickpeas, beans, noodles and plenty of herbs. noodles are thicker, saltier and starchier than Italian noodles. Ash-reshteh is served by Kashk, which is a form of drained yogurt or whey, is saltier and more sour than Greek yogurt or sour cream. More like feta than yogurt, liquid kashk gives ash its distinct, satisfying flavor.