Day Of Soup

It sounds like you're referring to "Soup du Jour," which is a French term meaning "Soup of the Day." It is a common practice in restaurants in the USA and many other countries, where a particular soup is featured as a special item on the menu for that day. The type of soup can vary from day to day, and it's a great way for restaurants to showcase their culinary skills and offer a variety of options to their customers.

To learn more about the Soup du Jour at a specific restaurant, you can check their online menu or call the restaurant directly and ask what the Soup du Jour is for that day. Some restaurants may also post this information on social media or in their window or entrance. Enjoy trying different soups as you explore restaurants in the USA!