Udon Noodles with Bay Scallops and Baby Bok Choy Recipe

Name: Udon Noodles with Bay Scallops and Baby Bok Choy Recipe
Ingredients: 3 tablespoons vegetable oil; Kosher salt and freshly ground black pepper; 1/2 pound bay scallops, dried on paper towels; 1 pound baby bok choy, ends trimmed, roughly chopped; 1/2 cup homemade or store-bought low-sodium chicken stock; 3 tablespoons soy sauce; 1 teaspoon sesame oil; 1 teaspoon mirin (see note above); 1/2 teaspoon sugar; 2 servings fresh or frozen udon; Pinch togarashi (optional)