Peel and halve the onion. Clean, peel, wash and cut 1 carrot into large pieces. Wash the meat and put it in a saucepan. Prepared ingredients u
Bring to the boil covered with water. Salt it and let it boil covered for about 45 minutes. In the meantime peel and wash potatoes, celery and other carrots. Clean the leek, cut in half lengthwise and wash. Cook potatoes in salted water for about 20 minutes.
Cut the remaining vegetables into fine strips (julienne). Bring 1/2 litre of salted water to the boil. Cook the vegetables for 2-3 minutes. Measure out 100 ml vegetable water and meat broth each. Melt the fat. Sweat flour in it.
Deglaze with 100 ml vegetable water, 100 ml meat stock and milk. Bring to the boil while stirring constantly. Season to taste with salt, pepper, horseradish and lemon juice. Warm up prepared vegetables in it. Remove meat from the stock, cut into slices and arrange with vegetables and potatoes.
Garnish with marjoram.