Steam the broccoli florets in salted water. Rasp cheese.
Season the fillets, fry them, cover and roast for approx. 15 minutes, remove from the pan. Now dissolve the roast set with milk and cognac, bring to the boil. Melt half of the cheese in the sauce. If necessary tie with a sauce thickener. Season to taste with salt and pepper.
Slice the fillets and place them in small, fireproof dishes with the broccoli florets. Pour the sauce on top and sprinkle the rest of the cheese on top.
Gratinate in a hot oven at 200 ° C for approx. 5 minutes.