noun
seasoned sea urchin paste
A processed food made by kneading sea urchin roe with salt and sometimes other seasonings; a delicacy often served with sushi or as a side dish.
この練りうには、ご飯にのせて食べるとおいしい。
This seasoned sea urchin paste is delicious when eaten on top of rice.
お土産に高級な練りうにを買った。
I bought some high-quality seasoned sea urchin paste as a souvenir.
Compound of 練り (kneaded) and うに (sea urchin). The exact historical origin is uncertain, but it likely developed as a preservation method for sea urchin roe.