13 Fast Food Grilled Chicken Sandwiches Ranked, According To Customer Reviews

Smashburger's Truffle Mushroom Swiss Chicken Sandwich is one of the best fast food grilled chicken sandwiches, according to reviews. With a robust and distinct flavor, the chicken sandwich stands out against the rest, offering a mouthwatering taste. It's a grilled chicken breast topped with melted aged Swiss cheese, sautéed crimini mushrooms, and truffle mayo on a toasted bun, all of which pair beautifully with the light grilled chicken. 

The mushrooms have a meaty texture and earthy flavor, balanced by the sweet and nutty cheese. People report the truffle flavor is prominent, as one Tripadvisor reviewer explains, "This is the best chicken sandwich. If you like mushrooms and truffles you will be addicted." Another reviewer said, "The sandwich was very seasoned and hot." Every element of the sandwich seems to be a slam-dunk, landing in at the No. 2 spot in our ranking. Click to see full article.