The ex-Tesco employee has recently shared the explanation on what these "secret" codes really mean on bags of fresh fruit and vegetables, on their social media.
Tesco shopper shares what secret codes on bags of supermarket vegetables mean - Birmingham Live
Ex-Tesco worker shares what 'secret code' means on bags of vegetables - Daily Record
Former Tesco worker shared secret code on bags of vegetables - Cambridgeshire Live
I work at Tesco - easy hack to see which fruits & vegetables are the freshest to make them last longer
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Tesco worker confesses 11 secrets they want to tell you - but simply can't - Cambridgeshire Live
Tesco employee shares how to get freshest fruit and veg with hidden code on packaging - Manchester Evening News