Cassidy’s Mesquite Kitchen is a must-visit restaurant for seafood lovers in downtown, Houston looking for that quick seafood fix. We are one of the only breakfast-lunch venues in the tunnel system that offers independent seating which makes for the perfect setting for that casual business lunch meeting. Our expanded menu of fish and shrimp offerings makes us a standout choice in the downtown scene. Whether you or your clients are a fan of catfish or fresh fried shrimp and beyond, we have something for everyone!