1. Add coconut milk, chicken stock and galangal in a pan.
2. Bring to boil and simmer over low heat for 8 minutes, stirring occasionally.
3. Add chicken pieces and chilli to pan, simmer for another 6 minutes.Continue stirring until cooked and all ingredients mixed well. 4. Season with fish sauce and sugar. Add coriander leaves Before serving, garnished with remaining coriander leaves.