Open Face Steak Sandwich Recipe

Cut open each sub roll into halves and place onto ungreased baking sheet. Then, add butter slices and sprinkle garlic powder across each.
2 each sub rolls, 3 Tablespoon butter, 1 teaspoon Garlic Powder
Peel the onions and separate into rings.
3 medium onions
In a skillet or frying pan, on medium, heat up the oil. Then, toss in the onions to coat and cook for about 3 minutes. For the next 7 minutes, cover and stir occasionally or until softened and partially browned.
3 Tablespoon vegetable oil, 3 medium onions
Add in the diced steak, salt, pepper, and oil. Stir to coat and cook steak well, usually for about 7-10 minutes. For leftover, cooked steak, it's about 5 minutes to get reheated.
1 lb Steak, ⅔ teaspoons salt, ⅔ teaspoons ground black pepper, 2 Tablespoon vegetable oil
Add the cooked steak & onions mixture across the prepared sub roll halves.
Tear up 2 provolone slices to cover each sub roll half.
8 slices provolone cheese
Broil at 500 °F on middle shelf until cheese is melted and partially browned, usually about 3-5 minutes. Use a spatula to serve.