A composition that imparts aroma and flavor that includes metional, dietary and thiazoles in proportions that satisfy 20 <；= A <；= 80, 20 <；= B <；= 80 and 0 <；C <；= 40 and A + B + C>； = 100, wherein A indicates parts by weight of metional, B indicates parts by weight of dienales and C indicates parts by weight of thiazoles, wherein the thiazoles are 2-isobutyl thiazole and / or 5-acetyl-2,4-dimethylthiazole.Una composición que imparte aroma y sabor que comprende metional, dienales y tiazoles en proporciones que satisfacen 20<；=A<；=80, 20<；=B<；=80 y 0<；C<；=40 y A+B+C >；= 100, en donde A indica partes en peso de metional, B indica partes en peso de dienales y C indica partes en peso de tiazoles, en donde los tiazoles son 2-isobutiltiazol y/o 5- acetil-2,4-dimetiltiazol.
