For 4 people
Step 1 of 3
1 egg1 tablespoon mustard1 tablespoon red wine vinegar200 ml sunflower oil
In a mixing bowl, whisk 1 egg yolk with 1 tablespoon mustard and red wine vinegar. Pour 200 ml sunflower oil in a steady stream while whisking vigorously. The emulsion should thicken and become very firm, holding its shape on the whisk.