Supermarket and labor union officials resumed negotiations Saturday as workers in southern New England were on their third day of a walkout.
A Stop & Shop spokeswoman confirmed contract talks with the United Food and Commercial Workers resumed Saturday afternoon with federal mediators involved.
Thousands of unionized workers for Stop & Shop walked off the job on Thursday over what they say is an unfair contract offer.
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Many have formed picket lines around some 240 Stop & Shop locations in Massachusetts, Connecticut and Rhode Island. The Quincy, Massachusetts-based company has kept most locations open by hiring temporary workers.
The company says its proposal includes across-the-board raises and health and pension benefits better than most food retailers. But the union says raises would be eaten up by higher health care costs.