Onggi, Traditional Korean Crafts Onggi are unglazed earthenware vessels, each handcrafted by artisans. Though they may appear similar, no two are exactly alike. Their breathability makes them ideal for food storage. They prevent salt from clumping and aid in the fermentation of homemade gochujang (Korean chili paste). They also make beautiful decorative pieces or can be used as containers for small items. Height (including lid): 6cm Diameter: 7cm Opening Diameter: 4cm