Firing was a slow process to raise the temperature gradually to 1000°C. Few workshops have been excavated, but most consist of buildings and sheds which were probably used to store the raw materials and leather-hard pots, as well as a manufacturing area.
The same basic techniques were used and the same types of vessel were produced in different areas, but the pottery has a regional character.
Multi-flue types were also used later, allowing greater capacity and needing peat or coal as fuel.
Forms produced included simple cooking pots and bowls, lamps and highly decorated 'urns' with incised lines and stamps in panels.Similarly, there is little evidence for tools used. were probably employed, but these would be difficult to distinguish from domestic ones.Also, specialized antler and bone tools and stamps were used to decorate pottery, and a few of these have been found.The latter were often used in cremation cemeteries to hold the ashes of the deceased.Urban potteries, for example in Thetford, Norwich and Ipswich, flourished in the Mid-Late Saxon period with most declining afterwards.