Easy Philly Cheesesteak Sandwiches

Ingredients

• 1 medium yellow onion
• 1 medium green bell pepper
• 1 medium red bell pepper
• ¼ cup vegetable oil, divided use
• 1 teaspoon garlic powder, divided use
• 1 teaspoon onion powder, divided use
• 2 teaspoons Italian seasoning, divided use
• 3 teaspoons kosher salt, divided use
• ¾ teaspoon black pepper, divided use
• 1 ½ pounds shaved steak
• Cache Valley® provolone slices
• 4 large hoagie rolls