the restriction regard carrying powders in hand luggage. so pack your coffee in checked bags
in english: https://www.travelandleisure.com/airlines-airports/tsa-restrictions-powder-security
and in local dominican media: https://www.listindiario.com/econom...evar-sustancias-en-polvo-en-equipajes-de-mano
in english: https://www.travelandleisure.com/airlines-airports/tsa-restrictions-powder-security
and in local dominican media: https://www.listindiario.com/econom...evar-sustancias-en-polvo-en-equipajes-de-mano