how long to cook a topside roast
Place the beef in a roasting tray and rub with 1 tbsp of oil. Grind the peppercorns and salt and rub over the joint. Roast at the high heat for 20 minutes. Turn the heat down to 170Â°C, gas mark 3 and cook for 12â15 minutes per 500g for medium-rare or 20 minutes per 500g for medium-well done.