UK's Greggs sales up 2.9% in Christmas quarter
LONDON, Jan 8 (Reuters) - Greggs GRG.L, Britain's biggest fast food chain, posted underlying sales growth of 2.9% in its Christmas quarter, picking up from the previous period when they were up 1.5%, and said it was on track to meet its expectations for the year. (Reporting by Sarah Young, Editing by Paul Sandle) ((sarah.young@thomsonreuters.com; +44 20 7542 1109; Reuters Messaging: sarah.young.thomsonreuters@reuters.net))