Sous Vide Sirloin

For the Sirloin：
Step 1：
Set the Sous Vide Precision to 131°F /55°C.

Step 2：
Season the steak with salt, pepper and oil. Place in a large zipper lock and place the bag in the water bath. Set the timer for 2 hours.

Step 3：
When the timer goes off, remove the bag from the water bath. Remove the steak from the bag and pat dry.

Step 4：
Heat oil and butter in a pan over medium-high heat . Add the steak to the pan and sear on the both side until golden brown, about 1 minute.

Step 5：
Remove steak from the pan and let rest for five minutes before serving.