Wash the meat, dab dry and cut into cubes. Heat oil in a pot. Brown the meat in it. Season with salt and pepper. Deglaze with white wine and 1/4 litre water. Cover and stew for about 1 hour.
In the meantime clean, wash, peel and chop the vegetables. Wash the lentils. Add vegetables, lentils and rosemary to the meat 15 minutes before the end of the cooking time. Season again with salt, pepper and lemon juice.
Sheep's cheese crumbled. Place the lentil pan in an ovenproof dish. Sprinkle with cheese and some rosemary. Bake in the preheated oven (electric cooker: 200 °C/ gas: level 3) for about 15 minutes. Garnish with rosemary as desired.