Nigella's Pesto Pasta

This is definitely going on our menu at home and on our Christmas holiday

Nigella Lawson's Pesto

500g potatoes cubed and boiled until soft.
500g linguini - put into the same pan as the cooked potatoes
200g green beans - again in the same pan as the above ingredients.

In a blender
100g basil
100g parmesan cheese
1 clove of garlic
100-200ml of olive oil
Add some of the cooking water to thin it out.

Strain the pasta and add the pesto.
VOILA.