Boil the chicken in boiling water until cooked, then remove and shred along the grain.
Wash bean sprouts, green onions, bracken, oyster mushrooms, and other vegetables thoroughly and prepare them.
Heat sesame oil in a pot and stir-fry the vegetables together with red pepper powder.
Add chicken broth and the shredded chicken to the pot and bring to a boil.
Season with soy sauce, minced garlic, salt, and pepper to taste.
Simmer over medium heat until all ingredients are fully cooked.