Steak sandwich with grilled onions and horseradish mayo

This hearty sandwich is filled with savoury steak and packs a kick of heat topped with horseradish mayo!

Prep
1 hr
Total
1 hr 15 min

INGREDIENTS

Horseradish Mayo

METHOD

  1. Remove steak from fridge approximately one hour prior to cooking to allow even cooking on the BBQ. 
  2. Pre-heat BBQ to high heat. Oil grill, season steak with salt and pepper and add to BBQ.
  3. Add all veg to the BBQ the romaine will cook the fastest. 
  4. Once char marks and colour is achieved remove the vegetables from the grill. 
  5. The steak should reach an internal temperature of 125F to hit medium rare after resting. 
  6. In a mixing bowl combine all ingredients for mayo and set aside.
  7. When steak is removed from BBQ and resting for 5 minutes toast bread. To assemble lay down mayo on both sides, romaine, peppers onions, sliced steak and serve!