The beurre blanc sauce: in low heat, sautée the onions in 20ml of oil until soft. Pour wine and vinegar over medium heat and bring to a boil. Cook until almost all the liquid is gone.
2
Minimize the heat and mix well the pieces of butter to onion mix. Pass the mixture from a fine sieve and then add orange peel, salt and pepper.
Wash oysters and open them. Put a good spoonful of buerre blanc into each oyster. Pre heat the oven 220C and grill oysters for 5-7 min until slightly golden colour.
3
Green salt: In a blender, add the parsley and remaining oil and stir until mixture until smooth. Add sea salt.