As the popularity of french fries and other potato products continues to rise around the world, ConAgra Foods (CAG) aims to satisfy that craving. The worldwide frozen potato category is forecast to surge by 1.8 billion pounds between 2013 and 2018, according to Euromonitor. ConAgra’s Lamb Weston frozen potato unit has been aggressively expanding its operations globally. The Omaha, Neb.-based food giant on Dec.