To brown the meat
Heat the clarified butter in a frying pan. Fry the minced beef in batches for approx. 3 mins. each, then remove from the pan.
Sauté briefly the onion, carrot and celeriac in the same pan. Add the tomato puree and cook briefly. Add the wine, stock, paprika, bay leaf and meat. Bring the sauce to the boil, cover and simmer for approx. 30 mins. Add the thyme, season the sauce.
Cook the macaroni in salted water until al dente, then drain and serve with the bolognese sauce.