Steamed Bak Choy, Chicken And Tomato Egg Drop Soup

Name: Steamed Bak Choy, Chicken And Tomato Egg Drop Soup
Prep time: 10 min
Cook time: 30 min
Total time: 30 min
Yield: 4 portions
Ingredients: 300 g boneless chicken thighs; 1 tbsp light soy sauce; ½ tsp dark soy sauce; 1 tbsp cornflour (starch); 3 eggs; ½ tsp salt; 2 garlic cloves; 30 g olive oil; 5 g fresh ginger; 2 tomatoes; 2 stalks spring onions; 700 g hot water; 1 chicken stock cube; 200 g bak choy; 1 tbsp cornflour (starch); 3 tbsp water; 5 g sesame oil; 1 tbsp light soy sauce; 1 tbsp oyster sauce; 1 pinch sugar; 1 dash white pepper powder; shallot oil