Rangeland Foods the source of Supermacs' beef burgers

Supermacs has confirmed tonight that it buys it's beef burgers from Rangeland Foods.
It said that it has been assured it's burgers are 100% Irish beef.
Supermacs said that it has written guarantees from Rangeland.
It has also said that it has conducted its own independent DNA tests to make sure the burgers it's selling are 100% Irish beef and do not contain horse DNA.