In order to use a can of condensed tomato soup, the standard direction is to put the condensed soup in a saucepan, add water to the can, add the water to the pan, and stir and heat just to the point where the soup begins to simmer. Despite this, however. Milk transforms it into a creamy tomato soup, a bit like a tomato bisque, which makes it a bit more like a creamy tomato soup.