The stew of this crop is bitter because of the characteristics of Hericium erinaceus, as well as the problems and treatment methods in the cooking process of Hericium erinaceus.

1, Hericium erinaceus own characteristics: If the root of Hericium erinaceus is not removed, or Hericium erinaceus is not fully soaked, the stew will be very bitter.

2. Problems in the cooking process: For example, if the stewing time is too long and the heat is not properly controlled, it will lead to the bitter taste of Hericium erinaceus stew.

3. Treatment method of Hericium erinaceus: Before cooking, remove the root of Hericium erinaceus, and then fully soak it to avoid the bitterness of the stew.