Season both sides of the steak with salt and freshly ground pepper.
Place your steak in a high-quality, heavy-duty ziplock-style bag, or a sous vide bag if you have one.
Add olive oil plus whatever fresh herbs you have on hand and seal the bag.
Put water up to about half the inner pot.
Place the bag of steak in the water.
Select the Boil function, preset the cooking time of 1:30 hour and cooking temperature to 54 ºC for rare or 58 ºC for medium rare, press the Start button to start cooking
When the cooking finishes, pat dry the steaks, re-season if necessary.
Place them in a preheated pan. Sear the steaks with oil for one minute or two for each side.
Serve with boiled vegetables.
Servings 2