Exercise:
1. Tofu is washed and cut into small pieces 1 cm square, soaked in cold water for a while, and sprinkled with a little salt;
2. Wash the tender leaves of Toona sinensis, blanch them with boiling water, remove them and chop them up;
3. Take out the tofu and put it on the plate. Sprinkle with tender leaves of Toona sinensis, add a little salt and sesame oil and mix well to taste.