How to make it
Soak vermicelli in water till tender, drain and set aside.
Sauté shredded ginger with cooking oil in casserole dish until fragrant. Add oyster sauce and shrimp and cook until fragrant. Add water and cooking wine and bring to a boil. Add chicken bouillon powder and vermicelli and mix well, then cover casserole and cook for 2 minutes.
Uncover casserole and add egg, shredded onion, and sesame oil, then cover again with lid. Ready to serve after it has simmered for 2 minutes.