Mexican restaurant chain cut carnitas pork from third of stores this year . Company does n't know when it will be fully supplied again . Dunkin Donuts , McDonald 's switching to more sustainably raised meat . Chipotle need buyers for 'premium ' pig parts after Farmers takes shoulders .
Mexican restaurant chain cut carnitas pork from third of stores this year . Company does n't know when it will be fully supplied again . Dunkin Donuts , McDonald 's switching to more sustainably raised meat . Farmers need buyers for 'premium ' pig parts after Chipotle takes shoulders .