Wash and sort the mussels.
Combine the shallots and wine in a pot about twice the size of your pile of mussels (to leave room for the mussels to open). Cover the pot, bring to a simmer, and simmer for about 5 minutes to infuse the shallots’ flavor in the wine. Add the parsley and then the mussels. Cover the pot, turn the heat to high, and steam for ab