to boil; to simmer; to stew; to seethe
to boil (something in hot water)
to boil well; to stew; to simmer (for a long time)
to extract essence by boiling; to extract flavor; to decoct
母が野菜を丁寧にスープで煮てくれた。
My mother simmered vegetables in soup.
大根を出汁でじっくり煮た。
I simmered the daikon radish slowly in broth.
母が台所で豆を煮ている。
My mother is boiling beans in the kitchen.