Put chicken in a pan. In low fire, let the chicken extract its own oil. Fry a bit using its own oil. Add ginger, garlic and onion.

Add mushroom saute' a bit then add the mushroom stock, seasoning, oyster sauce, salt and pepper, sugar. Simmer for about 10 min.

Dissolve cornstarch in water. Pour onto chicken, stir then add carrot, bell pepper and bokchoy. Put some sesame oil for the aroma. Garnish with hard boiled egg.