Scallops in Hot Sauce with mustard

12 sea scallops salt and pepper 1 garlic clove , minced all-purpose flour , for dusting 2 tablespoons white miso or 2 tablespoons miso 1 tablespoon mirin 1[...]

1 1/2 tablespoons olive oil 1 1/2 lbs sea scallops 1 cup sliced shiitake mushroom caps (about 4 ounces) 1 1/2 tablespoons chopped shallots 1/2 cup champagne[...]