There are actually prepackaged versions of these noodles that are really quite good.
https://www.amazon.com/Jjajangmen-Traditional-Brothless-Oriental-Soupless/dp/B084ZBGR55/ref=mp_s_a_1_3?crid=3CACTOYK4PWNW&dib=eyJ2IjoiMSJ9.EHw2WdnPf6tzxtAT_ZkxHqJw7bYUKzuyhGsIw8ZZiDFfzQFm-tieMJ6ZHZjYVBoAcgOHPmASv-4AVEjvdVCN70PnLZBavNBT8n4Y3pp83XJUyXC7aWLBeWJMq9H4TT0_3WNEM955jLRmCZFUG58tf0Z7gaiTKyfm19cJYRDQ2IofdMpIlJj_GVSG6xqwVMnngu_eZPrBQT6HMhnjeJ8fbA.pZhrt9M-8cdVjgsdyLDrzXK1G3fn2JL4DcXAeCTLPoI&dib_tag=se&keywords=noodles+black+bean&qid=1712542437&sprefix=noodles+black%2Caps%2C101&sr=8-3