3 Chef Tips That Make This Elegant French Dish Even More Flavorful

Name: 3 Chef Tips That Make This Elegant French Dish Even More Flavorful
Ingredients: 1/2 cup panko breadcrumbs (1 ounce; 28g); 2 tablespoons grated Gruyere cheese (1/2 ounce; 15g); 1/2 teaspoon minced fresh thyme leaves; 2 tablespoons (30g) unsalted butter, melted; Kosher salt; 3/4 cup (180ml) dry white wine; 2 sprigs fresh thyme plus 1/2 teaspoon minced fresh thyme leaves, divided; 1 bay leaf; 4 medium shallots (5 ounces; 140g), 1 peeled and halved, 3 finely minced, divided; 8 ounces (225g) button or cremini mushrooms, stems removed and reserved, caps finely minced; One 8-ounce (237ml) bottle clam juice; 1/2 teaspoon instant dashi, such as Ajinomoto (optional); Whole milk (about 1 cup); 1 tablespoon (15ml) vegetable or other neutral oil; 1/2 pound (225g) dry sea scallops; 2 1/2 tablespoons (27g) unsalted butter; 2 1/2 tablespoons (20g) all purpose flour; 1 large egg yolk