Ingredients for - Fresh herb sauce

1. 85g watercress
2. 50g parsley
3. 50g walnut
4. 150ml olive oil
5. 1 tsp lemon juice
6. 1 tsp sugar

How to cook deliciously - Fresh herb sauce

1 . Stage

Place the watercress, parsley and walnuts in a blender and pulse until finely chopped. Add the oil, lemon juice and sugar, and season well. Blend for 1 min until everything has combined into a thick green sauce. Can be made several hours ahead.