Clean and wash the leek. Cut into 2-3 long pieces. Steam in boiling broth for about 10 minutes, take out and keep broth. In the meantime peel and finely chop the onion. Clean, wash and chop the tomatoes. Heat the oil and fry the onion.
Add tomatoes and stock, let it boil down for about 5 minutes at high heat. Wrap the leek with cheese, place in an ovenproof dish and pour the sauce over it. Sprinkle with sunflower seeds. Bake in the preheated oven (electric cooker: 225 ° C/ gas: level 4) for about 5 minutes. Serve garnished with parsley and tomato corners
Approx. 1470 kJ/ 350 kcal. E 20 g/ F 22 g/ KH 13 g