Soup is a food that is made by combining ingredients such as meat and vegetables in stock or hot/boiling water, until the flavor is extracted, forming a broth. Romanian potato soupTraditionally, soups are classified into two broad groups: clear soups and thick soups. The established French classifications of clear soups are bouillon and consommÃ©. Thick soups are classified depending upon the type of thickening agent used: purÃ©es are vegetable soups thickened with starch; bisques are made from purÃ©ed shellfish or vegetables thickened with cream; cream soups may be thickened with bÃ©chamel sauce; and veloutÃ©s are thickened with eggs, butter and cream. Other ingredients commonly used to thicken soups and broths include rice, flour, and grain.