Supa de praz – Potato and leek soup

60ml  olive oil about 700g peeled potatoes, cut into 2cm cubes 2 leeks, pale section only, washed, dried, thinly sliced 1.25L vegetable stock 3 thick slices day-old white bread, crusts removed, cut into 2cm cubes 125ml thickened cream Pinch of salt 1 tbs thyme and 1 tbs fresh chive Heat 1 tbs of the oil…