These Orange-Soy Chicken Sandwiches are a delicious and flavorful twist on a classic sandwich. The chicken is marinated in a tangy orange-soy sauce, then grilled to perfection. The result is tender and juicy chicken with a hint of citrus and umami flavors. Served on a toasted bun with fresh lettuce and tomato, these sandwiches are perfect for a quick and easy weeknight dinner or a weekend barbecue. They are sure to be a hit with the whole family!