→ Meats
01 - 1.5 lbs ribeye steak, thinly sliced
→ Vegetables
02 - 2 large yellow onions, thinly sliced
03 - 1 green bell pepper, thinly sliced (optional)
04 - 1 red bell pepper, thinly sliced (optional)
→ Bread & Cheese
05 - 4 hoagie rolls or sub rolls
06 - 8 slices provolone cheese
07 - 2 tablespoons unsalted butter, softened
→ Seasonings & Oils
08 - 2 tablespoons vegetable oil or canola oil
09 - 1 teaspoon kosher salt
10 - 0.5 teaspoon freshly ground black pepper