A packaged food product includes a bottom receptacle having a lower portion defining an interior and an upper portion extending about the upper periphery of the interior; a food product provided within the interior; a top film sealed to the upper portion of the bottom receptacle via a seal portion extending substantially along the upper periphery of the interior and comprising at least one substantially straight side. The seal portion may be configured to release steam at approximately the midpoint of the substantially straight side of the seal portion.