gratin potatoes as jamie oliver

For 2 people

3 beautiful potatoes

2 beautiful onions

1 chicken stock broth

10 cl liquid cream

few sage leaves (I do not like, I have not put)

parmesan, salt, pepper

peel the potatoes.

Pass them to the mandolin for get thin slices, put them in boiling water for 3 or 4 min, drain them to keep some cooking water, reserve.

Pass the onions with mandolin.

In a large frying pan, sauté the onions in a little olive oil, crumble the chicken tray well, add some cooking water to the potatoes, when the onions are a bit golden "reserve.

Delicately mix potatoes and onions in a baking dish, spread well, season with salt, pepper, liquid cream and sprinkle with parmesa. Freshly grated.

And baked for a few minutes !!!