Steamed Striped Bass and Shiitakes With Edamame

Name: Steamed Striped Bass and Shiitakes With Edamame
Ingredients: 1 1/4 teaspoons finely grated peeled fresh ginger; 1/4 teaspoon finely grated orange zest, plus 2 tablespoons fresh orange juice; 1/4 teaspoon ground coriander; 2 teaspoons toasted sesame oil, plus more for baskets; 1 tablespoon soy sauce; 2 teaspoons rice wine (mirin) or sherry; 2 scallions, finely chopped (about 1/2 cup); Freshly ground pepper; 2 fillets striped bass, red snapper, or bluefish (each 4 to 5 ounces, at least 3/4 inch thick), skinned; 6 shiitake mushrooms, stemmed, caps scored with an X; 3/4 pound edamame in shells (soybeans); Sea or coarse salt