Sliced thin steak (or can use roast beef sliced thin)
Peppers sliced
Tomatoes chopped
Mozzarella cheese grated
Mushrooms
Onions
Salt and pepper
rolls

Cook the steak or other meat, add peppers and onions and cook until just tender. Add the salt and pepper. Add mushrooms & tomatoes and add the cheese last to just melt it. Serve in a roll.