Philly-Style Cheesesteak Sandwich Recipe | Alton Brown

Ingredients

• 1 (6- to 8-ounce) trimmed chain section from a beef tenderloin ((add any additional trimmed scraps if you'd like))
• 2 teaspoons olive oil
• Kosher salt, to taste
• Freshly ground black pepper, to taste
• 1 medium onion, thinly sliced
• 2 ounces Mimolette cheese, grated
• 2 hoagie rolls, split