1 tablespoon unsalted butter |
1 cup thinly sliced leek (about 1 large) |
1 tablespoon fresh thyme leaves |
1 tablespoon chopped fresh tarragon |
3/4 cup organic vegetable broth |
1/4 cup heavy cream |
1 cup fresh shelled green peas |
48 mussels (about 2 pounds), scrubbed and debearded |
2 tablespoons chopped fresh mint |
1/4 teaspoon freshly ground black pepper |