Balsamic Mustard Flank Steak

Directions
1. COMBINE olive oil, balsamic vinegar, and mustard. Whisk together to make a marinade.

  1. PLACE steak directly into the marinade. Cover with plastic wrap and marinate in the fridge for 2 hours or overnight.
    3. REMOVE from fridge and let it come to room temperature.
  2. SELECT Preheat on the Cosori Air Fryer and press Start/Pause
  3. PLACE steak into the preheated air fryer, select Steak, and press Start/Pause.
6. SLICE at an angle to cut through the toughness of the muscle. Season with salt and pepper, then garnish with basil and serve.