
300px|thumb|A silver porringer created by John Coney (silversmith)|John Coney, c. 1710, [[Birmingham Museum of Art]]
300px|thumb|A silver porringer created by John Coney (silversmith)|John Coney, c. 1710, [[Birmingham Museum of Art]]
A porringer is a shallow bowl, between 100 and 150 mm (4–6 inches) in diameter, and 38 to 76 mm (–3 inches) deep; the form originated in the medieval period in Europe and was made in wood, ceramic, pewter, cast iron and silver. They had flat, horizontal handles.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).