酸辣汤 - Hot & Sour Soup

Prepare:
1. Fresh ginger, chopped fine
2. Black fungus, cut thin and long
3. Tofu, cut long about 1 cm thick
4. Shallot, cut long diagonal
5. Corn flour, mixed with water (thickening agent)
6. Egg, beaten mix with salt
7. Rice Vinegar (dark color one), sesame oil, salt
8. Coriander leaves for garnish

How to cook:
1. Put no. 1 & 2 into boiled water, wait for a moment to soften the fungus
2. Put no. 3 & 4
3. Pour 1 spoonful of vinegar, mix well
4. Put no. 5
5. Splash beaten egg using a spoon till finish
6. Add sesame oil, salt
7. Splash one more 1 spoonful of vinegar, mix well
8. Sprinkle with coriander leaves

Suan La Tang (reference)