A container formed from a blank (1) for receiving a food product via an opening (9) has a lid (8b) that is positionable to extend over the opening (9) so as at least partially to close the opening (9). A primary seal provides a first, tamper evident seal which secures the lid (8b) in its closed position. A secondary seal (13) releasably secures the lid (8b) in its closed position once the primary sealing means has been broken. A blank is also provided from which container can be folded.