Philly Cheesesteak Grilled Cheese My Ultimate Meltdown

Ingredients

• 1 pound (450g) thinly sliced steak (ribeye or sirloin preferred)
• 1 tablespoon (15 ml) olive oil
• 1 medium yellow onion, thinly sliced
• 1/2 green bell pepper, thinly sliced
• 1/2 red bell pepper, thinly sliced
• 1 teaspoon (5g) Worcestershire sauce
• 1/2 teaspoon (2.5g) garlic powder
• 1/4 teaspoon (1.25g) black pepper
• Salt to taste
• 4 slices sourdough bread (or your favorite sturdy bread)
• 4 tablespoons (56g) unsalted butter, softened
• 8 ounces (225g) provolone cheese, sliced (or your favorite cheese)
• Optional: cheese whiz or pepper jack for extra flavor