Almost 160 jobs have been put at risk at the McVities site in Manchester by owner Pladis, the global confectionary and snack company
A total of 159 roles are now "subject to a full and meaningful consultation with employee representatives", out of a total 470 jobs at the time.
The company said its proposals "seeks to address growing external headwinds such as rising inflation, increasing energy costs and supply chain disruption pushing up production costs, at a time when the business faces a change in consumer demand".