Canadian Bacon in Sherry Sauce

1 tbsp vegetable oil
1 tbsp all-purpose fluor
1 cup (250 ml) beef stock
2 tbsp (30 ml) sherry
1/2 tsp dried thyme
salt and ground pepper to taste
1 - 1 1/2 lb (425 - 675 gr) canadian bacon, sliced

Heat the oil in a saucepan over moderate heat and stir in the fluor.  Cook until medium brown in color stirring frequently.  Stir in the beef stock, sherry, thyme, salt and pepper and bring to a boil, stirring frequently.  Meanwhile, broil the Canadian bacon until lightly browned around the edges and heated through.  Spoon the sauce over the meat and serve inmediately.