Clean, wash and cut the peppers into strips. Clean and wash the mushrooms. Peel onions, chop them roughly. Dab the goulash dry and chop smaller. Slice the sausages
Heat the oil in a large roasting pan or ovenproof pot. Brown the sausage in it and take it out. Sauté the goulash in portions in the frying fat. Fry onions, mushrooms and peppers with the whole goulash for approx. 5 minutes, turning. Season with marjoram, salt, pepper and sweet paprika. Sweat tomato paste briefly. Sprinkle flour over it, sweat it on
Stir in 1-1 1/2 l hot water, tomatoes, juice and stock, bring to the boil. Cover and braise in a preheated oven (175 °C/circulating air: 150 °C/gas: level 2) for approx. 2 hours. Finally, add the sausage and heat. Season to taste. Wash and chop the parsley and sprinkle over it