1. Home Economic Department, Rural Federal University of Pernambuco, Rua Dom Manoel de Medeiros s/n, Dois Irmão, CEP 52171‐900, Recife — PE, Brazil. Phone: +55‐21‐81‐3302‐1532, Fax: +55‐21‐81‐3302‐1540
2. Nutrition Department, Federal University of Pernambuco, Brazil
3. Food and Experimental Nutrition Department, University of São Paulo, Brazil