vin blanc sauce
vinegar - sherry
sherry wine
=reduce a small amount of sherry vinegar with a pinch of salt, add vin blanc sauce and reduce until slightly to thick. Bring back to proper consistancy with sherry wine. Add a pinch of sugar if neccessary
vin blanc sauce
saffron
tumeric
=add a pinch of saffron to a small amount of white wine, bring to boil, turn off and let step for 15 mins. Add vin blanc sauce and a touch of tumeric. Do not make too yellow!