Wash and peel the potatoes and cook them in boiling salted water for about 20 minutes. For the pesto parmesan grate coarsely. Wash parsley, shake dry and chop coarsely. Peel garlic, remove cloves. Heat olive oil in a pan. Cook the toes in it for about 8 minutes at medium heat until colourless. In the meantime, roast the pine nuts in a small pan over medium heat, turning them golden brown. Mix garlic with oil, parmesan, parsley and pine nuts. Season to taste with salt and pepper
Heat milk and butter in a pot. Drain the potatoes and press them into the hot milk with a potato ricer. Stir briefly. Season to taste with salt and nutmeg. Keep warm
Heat 2 tablespoons of oil in a frying pan. Fry the steaks in it over a high heat for about 4 minutes on each side. Season with salt and pepper and arrange on plates together with puree and pesto