LEEK, POTATO AND WALNUT SOUP
The addition of a crunchy cheesy topping elevates this filling soup from humble to impressive.
SERVES 4-6 PREP 10 MINS COOK 20 MINS
✣ 1tbsp oil, plus 1tsp
✣ 3 leeks, sliced
✣ 500g potatoes, diced
✣ 1ltr vegetable stock
✣ 1tsp dried mixed herbs
✣ 125g walnut pieces
✣ 15g Parmesan, finely grated
1 Heat the oven to 180C Fan/Gas 6.
