Here is an official US Gvt. report from March 2016 on trade with Cuba.
Chicken meat alone was exported to Cuba valued at $137 mio., as well as medicine valued at $32 mio.
Foodstuffs and other stuff have been exported from the US to Cuba officially since 2000.
Food for thought :
https://www.usitc.gov/publications/332/pub4597.pdf
Nino