Ultimate Steak Sandwich10 mins prepServes 1The ultimate steak sandwich starts with toasted sourdough bread, lettuce, mayo, medium rare wagyu hanger steak, spicy relish, and melted provolone cheese.US standardMetric-1 servings+SharePrintWhat you need1 mayo1 lettuce1 sourdough breadCheckout experienceCheckout experienceInstacartCheckout experienceInstacartShop ingredientsInstructions1: Toast sourdough bread. 2: Cook wagyu hanger steak to medium rare. 3: Assemble the sandwich by layering lettuce, mayo, steak, spicy relish, and melted provolone cheese on the toasted bread.View original recipe