Peel, wash and finely slice the potatoes. Grease an ovenproof dish and place the potatoes in flakes. Finely chop the rosemary. Season the cream with salt, pepper and rosemary and pour over the cream. Cook in the preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for about 40 minutes. In the meantime, clean and wash the broccoli and divide into small florets.
Shortly before serving, cook in boiling salted water, seasoned with a little nutmeg, for about 8 minutes. Wash the steaks and pat them dry. Fry in hot oil on each side over high heat, season with salt. Fry for a further 5-10 minutes according to taste. Deglaze with the stock, add peppercorns and season with lemon juice. Serve garnished with lemon and rosemary