Sirloin steak a la Castellana

First, cut the sirloin into medallions. Then, season with salt and pepper and seal it in a frying pan over high heat (it must be browned).

Secondly, we cut the onion very finely and prepare the mushrooms and ham.

Now, in a frying pan with oil, add the onion. When it is ready, add the mushrooms and the mushrooms.

Then add the sirloin.

Finally, add the glass of white wine and let stand until the broth is slightly consumed (to taste).