In spring last year, Ando learned through a campaign to promote a dish called "uni-don" (sea urchin bowl) that, while their flavorful roes are used in meals, the shells are mostly being discarded.

Make infused butter: Combine butter, sea urchin, herbs ... sea beans and lime zest. 9. Serve dish with remaining melted herb butter in an uni shell.

A mountain of sea urchin shells, about 5000 specimens, was found in recent days by the Barracellare Company on the northern coast of Alghero. The echinoderms had been emptied, probably to obtain ...