Peel and chop the carrot. Peel and halve the onions and cut them into strips. Dab meat dry and cut into large cubes. Heat the oil in a frying pan. Fry the meat for 8-10 minutes.
After 6-8 minutes, add onions and carrot and fry. Add tomato paste and sauté briefly. Dust with flour. Deglaze with beer while stirring, bring to the boil and simmer for about 3 minutes. Add tomatoes, bring to the boil, season with bay leaf, salt, pepper and sugar.
Cover and stew in the roaster for about 2 1/4 hours.
Cook the pasta in boiling salted water according to the instructions on the packet. Wash parsley, shake dry. Pluck off leaves and chop finely. Drain the pasta and let it drain. Season goulash once again.
Sprinkle with parsley. Serve with noodles. Serve with sour cream.