Bring a very large pan of water to the boil and add the salt and the white wine vinegar.
Simmer in court bouillon with the red wine vinegar for 15 minutes.
Just cover with fresh cold water and add a tablespoon of wine vinegar.
Dress with the juice of an orange, 60ml white wine vinegar and 90ml olive oil.
Place skate in a saucepan with olive oil and white wine vinegar.
Add the white wine vinegar and cook until completely evaporated.
Strain and add one part white wine vinegar to every two parts of elderflower water.
Other common ingredients include roasted tomatoes, red wine vinegar and onions.
It's not traditional, but adding wine vinegar to the soup gives it a sparkle.
She even refuses to use wine vinegar or to cook with any form of alcohol.