Fill a large bowl with water and add the mussels. Using a small paring knife remove any barnacles from the shells and the beard of the mussel. The beard is what the mussel uses to attach itself to ...
Set aside in the fridge. For the mussels, clean and de-beard the mussels. If any are open, and do not shut when tapped firmly, then discard immediately. Heat a large pan with a lid over a high heat.