Police have issued a CCTV image of a man and woman they want to speak to about a theft at Gosberton Co-op.
Alcohol, meat and snacks worth £100 were stolen.
A police spokesman said: “We would like to trace the two people in the photo who we believe can help with our enquiries.
“Please contact us on 101 if you have any information that will help our investigation. Alternatively you can contact the charity Crimestoppers on 0800 555 111.”