Lobster Cantonese

Ingredients
1 tablespoon cornstarch
3/4 cup reduced-sodium chicken broth
1/4 cup Chinese rice wine or dry Sherry
3 tablespoons soy sauce
1 teaspoon sugar
1/4 teaspoon black pepper
2 (1 1/2-lb) live lobsters
2 tablespoons vegetable oil
2 tablespoons Chinese fermented black beans, rinsed and finely chopped
2 teaspoons finely chopped garlic
2 teaspoons finely chopped …
