Ingredients:
- 1.5 cups vegetable broth
- 2 dried shiitake mushrooms
- 1 piece kombu (2-inch)
- 2 tsp light soy sauce
- 1 tsp agar-agar powder
- 2 cups Napa cabbage, finely minced and squeezed dry
- 1 cup king oyster mushrooms, minced
- 2 scallions, finely chopped
- 1 tbsp fresh ginger, grated
- 1 tbsp toasted sesame oil
- 0.5 tsp white pepper
- 250g all-purpose flour
- 120ml warm water
- 0.25 tsp fine sea salt
- 3 tbsp Chinkiang black vinegar
- 1 tbsp ginger, cut into matchsticks
Instructions:
- Simmer the vegetable broth with dried shiitake and kombu for 15 minutes to concentrate the umami flavors.
- Whisk in the agar-agar powder and boil for 2 minutes to activate. Pour the liquid into a wide, shallow metal pan.
- Place the pan in the refrigerator for 30 minutes until the broth sets into a firm jelly.
- In a large bowl, combine the squeezed Napa cabbage, minced king oyster mushrooms, scallions, grated ginger, sesame oil, and white pepper. Mix until cohesive.
- Finely mince the set 'soup' jelly into small cubes and gently fold into the mushroom filling.
- Mix flour, salt, and warm water to form a dough. Knead until silky and smooth, then rest for 20 minutes.
- Divide dough into 30 small portions. Roll each into a thin circle with a thicker center.
- Place a tablespoon of filling in the center of a wrapper and pleat the edges to seal.
- Line a bamboo steamer with parchment and steam dumplings over high heat for 8-10 minutes.
- Serve immediately with a dipping sauce of Chinkiang vinegar and ginger matchsticks.