You can post most foods to the USA as long as they are sent under the following conditions:
Non-commercial address by a non-commercial shipper
The food is clearly marked as a gift
Note: Any food parcel that is not clearly marked as being a gift may be destroyed.
However – If you are sending manufactured food to a commercial address – then due to the threat of bio-terrorist attacks – From 12th December, 2003, the US Government issued new laws concerning the import of food and drink into the United States.
You will need to complete a pre-notification form
Items of food will not be accepted by Royal Mail or at your local Post Office unless you complete the relevant pre-notification form. You can fill the form in online at the ‘Food and Drug Administration’ (FDA), to give notice of its pre-arrival. When you have filled in the form – you will be issued a reference number by email. You will need to include this reference number on your customs form at Royal Mail. pre-notification form – LINK:
You may also like to consider using a worldwide gift distributor and send a food hamper – such as hamper.com.