the Breville Test Kitchen

the Smart Oven® Air Fryer Pro
3 hrs 35 mins total time
20 mins active time
Easy
Serves 8-10
Measurements:
on the bone (3-4 ribs), trussed
plus extra to serve
Season the beef all over with the salt.
Insert the wire rack into position 8. Set the oven to Roast, No Fan, 245°F, for 2 hours 30 minutes and press Start to preheat. Meanwhile, continue to the next step.
Place the broiling rack in the roasting pan and place the beef in the center of the rack with the bones facing towards a short end of the pan.
Once preheated, place the pan in the oven with the bones facing the right side and roast for 2 hours 30 minutes. Meanwhile, continue to the next step.
To make the horseradish sauce, combine the creme fraiche, horseradish, mustard, vinegar, salt, pepper and chives in a bowl. Cover and refrigerate until required.
Beef is ready when inserted with a meat thermometer, away from the bone reaches 113°F. If not, roast it a little longer.
Remove the beef from the oven, tent with foil and allow to rest for 45 minutes.
When there is 5 minutes remaining for the resting time, adjust the oven. Select Phase Cook for P1 and set the oven to Roast, Super Convection, 375°F, for 5 minutes. Press Confirm for P2 and set the oven to Broil, High, for 4 minutes and press Start to preheat. Uncover the beef, pour out any resting juices and turn so that the bones now face a long end of the pan.
Once preheated, brush the beef with the oil. Return to the oven with the bones facing the door and roast in P1 for 5 minutes. The oven will automatically switch to P2.
Beef is ready when inserted with a meat thermometer, away from the bone reaches 130°F for medium-rare. If not, roast it a little longer.
Remove the twine. Cut the beef into thick slices and arrange on a serving board. Sprinkle the horseradish sauce with chives and serve.