Tuna salad sandwiches are the definition of ol’ reliable. There’s nothing fancy about them, nor should there be. It’s impressive what can be done with a can of tuna and a few simple ingredients, and there’s more variety in the fish sandwich world than you might think. Although we’ve already ranked the top tuna sandwiches in the U.S., a different kind of regional variety recently grabbed attention on social media. TikTok account thembites introduced residents of the lower 48 to an Alaskan staple called pilot bread, which is often topped with a salmon spread.