- Scrub mussels and clean under cold water.
- Melt the butter in a pan over a low heat.
- Add shallots and sautè until soft.
- Add the cider and tarragon sprigs and boil vigorously until reduced by three-quarters.
- Put mussels in the pan to cover the base in a single layer. Cover and cook for a minute or two. As soon as they open, remove the mussels to a warm bowl. Cover and keep warm while you repeat the process with the remaining shellfish.
- Discard the ones that do not open.
- Stir in the cream and bring the sauce back to the boil until thichened.
- Remove the tarragon sprigs and season with a little black pepper.
- Divide the mussels in different bowls. Pour the sauce and garnish with the tarragon and lemon.
- Serve with warm bread.
by Wine & Food – House and Garden British Edition 2000