Wash the chicken, dab dry and season inside and out with salt and pepper. Roast in the preheated oven (electric cooker: 200 °C/ gas: level 3) for about 1 hour. In the meantime, peel, wash and slice the carrots.
Clean, wash and cut the leek into rings. Bring 1/2 litre of salted water to the boil. Cook the prepared vegetables in it for about 10 minutes, then drain and store the liquid. Melt the fat. Sweat curry and flour in it.
Deglaze with vegetable liquid and cream. Bring to the boil while stirring constantly. Heat the vegetables in it. Season to taste with salt and pepper. Peel, wash and slice the potatoes. Fry in hot oil while turning for about 12 minutes, salt.
Spread the chicken with jam 5 minutes before the end of the frying time. Serve with the vegetables. Wash, chop and sprinkle with parsley.