Flat Iron Steak Sandwich With Caramelised Onions Recipe

Cooking Directions

• STEP 1.In a bowl, combine soy sauce, Worcestershire sauce, garlic, salt, and pepper. Add the flat iron steak and marinate for at least 1 hour.
• STEP 2.Preheat the grill to medium-high heat. Remove the steak from the marinade and grill for 4-5 minutes per side, or until desired doneness.
• STEP 3.Remove the steak from the grill and let it rest for 5 minutes. Slice the steak against the grain into thin strips.
• STEP 4.In a skillet, heat olive oil over medium heat. Add the sliced onions and cook until caramelised, about 10-15 minutes.
• STEP 5.Toast the bread slices and spread mayonnaise on one side of each slice. Layer the steak, caramelised onions, and cheese on the bread to make the sandwich.
• STEP 6.Heat a skillet over medium heat and place the sandwich in the skillet. Cook for 2-3 minutes on each side, or until the cheese is melted and the bread is toasted.
• STEP 7.Serve the Flat Iron Steak Sandwich with Caramelised Onions hot.

Storage and Serving

• Serve the sandwich immediately for the best taste and texture.
• You can customize the sandwich by adding additional toppings like lettuce, tomatoes, or pickles.
• Store any leftover steak, onions, and bread separately in airtight containers in the refrigerator.