Wild Mushroom and Bok Choy in Black Bean Sauce

Name: Wild Mushroom and Bok Choy in Black Bean Sauce
Ingredients: 1 tablespoon fermented black beans, rinsed; 1 tablespoon Shaohsing rice wine or dry sherry; 1 tablespoon light soy sauce; 2 cloves garlic, crushed; 1 Fresno chile, seeded and finely chopped; 2 baby bok choy, washed and sliced in half, leaves and stems separated; 1 tablespoon vegetable oil; 8 ounces assorted wild mushrooms (not shiitakes), sliced; 4 ounces shiitake mushrooms, sliced; 1 cup hot chicken or vegetable stock; 1 tablespoon cornstarch blended with 2 tablespoons cold water; 2 scallions, thinly sliced on the angle, for garnish