1 Preheat the oven to 180°C.
2 Crush the peppercorns and coriander seeds using a mortar and pestle, and mix in the mustard powder, thyme and some salt.
3 Stir in the oil, then rub the mixture all over the beef.
1 Preheat the oven to 180°C.
2 Crush the peppercorns and coriander seeds using a mortar and pestle, and mix in the mustard powder, thyme and some salt.
3 Stir in the oil, then rub the mixture all over the beef.