Old takuan, that sits in the pickling crock too long, is simmered in dashi (Japanese broth made from bonito, dried sardines, kelp, or in combination) and soy sauce, and flavored by Togarashi (dried hot red chili pepper), and so on.
古沢庵漬けを出汁、醤油などで煮付け、唐辛子などで味付ける。