Plain sea cucumber is a traditional dish of Shandong Han nationality, belonging to Shandong cuisine.

Wash the water-borne Auricularia auricula, drain the water, cut the Auricularia auricula into powder and put it into a large pot together with corn flour, add salt, monosodium glutamate and water to make the Auricularia auricula batter, make the batter into a finger shape, put it into a 60% hot warm oil pot one by one, and blanch it into a sea cucumber shape, which is called "vegetarian sea cucumber".