Rest steak before slicing to preserve juices. Slice thinly against the grain for tenderness. Use sturdy bread to support the filling and prevent sogginess.
Viral Steak Sandwich Recipe Lunch Time Legend
Juicy seared steak layered with caramelized onions and melted cheese on a toasted roll for a bold and satisfying lunch.
Ingredients
Scale
1½ pounds (680 g) ribeye or sirloin steak
1 tablespoon (15 ml) olive oil
1 teaspoon (5 g) kosher salt
½ teaspoon (2 g) freshly ground black pepper
½ teaspoon (2 g) garlic powder
1 large yellow onion, thinly sliced (about 1½ cups / 200 g)
1 tablespoon (14 g) unsalted butter
4 sturdy sandwich rolls
4 slices provolone, mozzarella, or Swiss cheese
1 tablespoon (15 ml) olive oil or softened butter for toasting
Optional: 1 cup (30 g) arugula or baby spinach
Instructions
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Caramelize onions in butter over medium heat for 12–15 minutes.
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Season steak with olive oil, salt, pepper, and garlic powder.
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Sear steak 3–4 minutes per side until desired doneness. Rest 10 minutes.
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Toast rolls cut-side down until golden.
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Slice steak against the grain.
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Assemble with steak, onions, and cheese.
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Bake at 375°F (190°C) for 3–5 minutes until cheese melts.