Soak glass noodles (and dried shiitake mushrooms) in water according to package instructions.
Pound garlic, coriander root, and black peppercorns with a mortar and pestle.
Place a pot filled with water over medium heat. Add the pounded mixture from step 2, bouillon cubes, and oyster sauce. Close the lid and bring back to a boil.
Add carrots, celery, and dried shiitake mushrooms. Let boil for 2 minutes.
Add the softer vegetables (Chinese cabbage), the egg tofu, and the glass noodles. Cook for 1 more minute and remove from heat. Serve immediately.
Notes
Use the nutrition card in this recipe as a guideline.
Vegans can use firm tofu or vegan tofu.
Feel free to add your favorite vegetables to the soup broth.