One delicious and surprisingly versatile option that you can make at home is basil oil. The process for making basil oil is simple. All you need are the two ingredients in the name: basil and oil.

Use this simple, fresh dressing on summer salads — and so much more. This basil vinaigrette recipe is fresh and zesty, and — perhaps the best part — it takes about five minutes to make.

For the basil oil, put the oil, basil and salt in a blender and blitz until smooth. Set aside. For the gnocchi, put the potatoes in a large saucepan of cold water and bring to the boil.