We Are What We Are (2013)

Meet the Parkers: a family with a dark secret, an insatiable craving for human flesh. Frank runs their failing trailer park, while his devout wife Emma cares for the children. Little Rory battles nightmares of basement monsters, and teenage sisters Rose and Iris, sheltered and innocent, soon realize they must uphold the gruesome family tradition, a horrifying ritual passed down from their ancestors.