Prepare vegetables such as mung bean sprouts and bok choy.
Cut fish cake, tofu, and sausage into bite-sized pieces.
Add mala sauce to a pan and stir-fry over low heat.
Pour in 400ml of water and bring to a boil.
Add all the prepared ingredients to the pan and boil.
Simmer for 5 minutes to allow the flavors to blend.
Serve hot in a bowl.