A steak and cheese sub sandwich is a hearty, satisfying meal featuring tender slices of grilled steak, melted cheese, and fresh toppings all encased in a soft, toasted sub roll. The steak is usually thinly sliced, juicy, and cooked to perfection, with a slight char for extra flavor. The cheese, melts beautifully over the steak, adding a rich, creamy texture. Toppings might include sautéed onions, bell peppers, mushrooms, lettuce and tomato for freshness. The bread is warm, slightly crispy on the outside, and soft on the inside, holding everything together in a delicious, savory bite.