You have now 500 ml of coconut milk ,first of all divide into 3 bowls /1 (100ml) to fry curry paste/2(200ml) to boil chicken and mix with chicken stock /3(200ml) to thicken and sweeten the soup .. In the pot heat coconut milk and add red curry paste,stir until fragrance about 3 mins / add chicken and seasoning with fish sauce,soya sauce,oyster sauce,sesame oil,palm sugar ,sugar,coriander seeds,bay leaf ,stir until chicken is no longer pink