1.5Kg Sirloin Roast
As with all joints remove from the fridge to come to room temperature, this will achieve a more consistent cook through the joint.
Add the meat a roasting tray. Roast the meat at a very high temperature for 20 minutes before bringing the heat down to 170° this will allow the heat to reach the centre of the joint and seal in the flavour.
Rare 1hr 5 mins
Medium 1hr 20 mins
Well Done 1hr 35 mins
Once cooked cover loosely and rest for thirty minutes before eating.
If you have a meat thermometer, the internal temperature should be 50°C for rare, 60°C for medium and 70°C for well-done