Wantuo is a traditional Chinese snack, usually made from dough made of flour and water, and then steamed in a bowl. The bowl is soft and tender in texture and delicious in taste. It is one of the specialties in many places.

In Yan'an, there are many restaurants and food stalls that provide bowl holders, some of which have good reputations:

1. Yan'an University Canteen: The Yan'an University Canteen provides traditional bowl holders, Crispy texture, delicious taste and affordable price.

2. Baotashan Snack Street: Baotashan Snack Street is one of the famous snack streets in Yan'an, offering a variety of local delicacies, among which bowl trays are very popular.

3. Revolution Memorial Hall Food Stall: The Revolution Memorial Hall food stall provides traditional bowls and trays, which are delicious and affordable, and are the choice of many tourists and local residents.

4. Yangjialing Snack Street: Yangjialing Snack Street is one of the famous snack streets in Yan'an, offering a variety of local delicacies, among which bowl trays are very popular.

In general, Yan'an bowls are tender and delicious. They are one of Yan'an's specialties and worth tasting.