Customs in the USA
There are many restrictions regarding goods that can be imported in the United States (drugs, Cuban cigars, cigarettes, alcohol, weapons, counterfeit materials, etc.).
Good to know:
Vegetal or animal-based food is prohibited and is not allowed to enter the U.S. territory.
For an exhaustive list of prohibited products, please visit U.S. Customs at http://www.customs.gov/xp/cgov/travel/clearing/restricted/.