The phrase "pottery bowls" refers to bowls that are made out of clay or other ceramics, which are shaped and fired in a kiln to create functional bowls for various purposes. Full definition
Every morning the owner would make about eight beautiful fresh cold pasta salads to display in hand made pottery bowls in the front counter fridge area. (fancyfrugallife.com)
We keep a few nice pottery bowls and plates, along with real silverware, at our desks. (bonappetit.com)
I recently purchased a set of red pottery bowls. (rismedia.com)