Mix rice wine and soy sauce. Mix half of the mixture with minced meat.
Peel and finely chop the ginger and garlic. Heat the oil in a wok or large pot. Fry the ginger and garlic in it while turning. Add Szechuan pepper and minced meat and fry for about 5 minutes, turning vigorously. Stir in chilli-bean sauce, add 1 l water and the rest of the rice wine and soy sauce mixture. Stir in stock, bring to the boil and simmer for about 5 minutes. Stir starch with 1-2 tbsp. cold water until smooth. Stir into the soup, bring to the boil and simmer for about 1 minute.
In the meantime, wash the chives, shake them dry and cut them into small rolls. Clean and wash the salad, drain well and pluck into pieces. Cut the tofu into cubes. Add chives to the soup and warm up for about 1 minute while stirring carefully. Divide the salad into four soup bowls. Pour soup over the salad and serve.