Step 1: 1. Beat the eggs.
Step 2: 2. Boil the chicken stock in a saucepan. Add soy sauce and pepper, stir well. Add the mushrooms. Wait until boiling again. Enter the beaten eggs little by little while stirring.
Step 3: 3. Wait about 2 minutes. Lift the saucepan, and the soup is ready to be served.
Step 4: (this recipe is for 2-3 bowl.)