Family farming came to school as a public policy in Brazil, linked to National School Feeding Program (PNAE – Programa Nacional de Alimentação Escolar, in Portuguese). In order to discuss the interface between family farming and school feeding, regarding barriers and coping mechanisms, 35 social actors were interviewed in Santa Catarina, Southern Brazil. The barriers were cost of goods, bureaucracy, insufficient technical assistance, resistance to changes, weaknesses in the organization of farmers and public managers. The conclusion is that studied interface has being built in facing those obstacles with dialogue mechanisms, intersectionality, investment, training activities and organization.