A nursery in the South Wales Valleys and a nursing home in Gwent both bought the cottage pie from Castell Howell wholesalers.
The pie was made by Oak Farm Foods; five customers in total are believed to be affected.
More top news
Not too bad out there at the moment, with the heaviest of any showers easing during the first part of the night.
Sea Watch Foundation says it is investigating a reported but unconfirmed sighting of a killer whale off Ceredigion.
A man had to be freed this morning after an empty van rolled down the road and overturned, trapping him underneath.