Ingredients
15g/½oz sugar
200ml/7fl oz red wine vinegar
80g/3oz Dijon mustard
400ml/14½fl oz olive oil
salt and freshly ground black pepper
2 large tbsp fresh dill, chopped

Method
1. Whisk the sugar, vinegar and mustard together in a bowl.
2. Slowly whisk in the oil until smooth and thickened.
3. Season, to taste, with salt and freshly ground black pepper and add the dill.