Abstract: An elongated serving, storing and heating bag for a food product of the type having a folded shell construction such as a taco, burrito, hot dog or the like is disclosed. The bag is in the form of an open ended bag of paper-like material having a dead fold capability with the bag including first and second side panels hingedly connected to one another along substantially parallel first and second fold lines with the first and second side panels combining to form an elongated tubular sleeve having a first open end and a second sealed end for receiving the food product therein. The bag further includes a gusseted fold line forming one of the first or second fold lines so as to permit expansion of the bag along one longitudinal edge.