determinar la aceptabilidad del producto. Los resultados evidenciaron que uno de los
tratamientos presentó un perfil nutricional superior, destacándose por su mayor
contenido de fibra y carbohidratos, la ausencia de microorganismos patógenos y una
aceptabilidad sensorial del 87,9 %. Se concluye que la elaboración de hojuelas a base de
cáscara de plátano, enriquecidas con cushuro y cebada, constituye una alternativa viable
para el aprovechamiento de residuos agroindustriales y el desarrollo de alimentos con
valor agregado.
Palabras clave: residuos agroindustriales, cáscara de plátano, cushuro, cebada, hojuelas
ABSTRACT: The valorization of agroindustrial residues with high nutritional potential
represents a key strategy for the development of innovative, sustainable, and functional
foods. In this context, plantain peel (Musa paradisiaca), commonly regarded as a waste
product, contains substantial amounts of dietary fiber, carbohydrates, and bioactive
compounds. At the same time, cushuro (Nostoc sphaericum) and barley (Hordeum
vulgare) contribute proteins, minerals, and dietary fiber. The objective of this study was
to develop and evaluate flakes made from plantain peel, enriched with cushuro and
barley, as an alternative food product with improved nutritional value and acceptable
sensory attributes. An experimental approach was used in which two flake formulations
were developed, differing in the proportions of hydrated and dehydrated cushuro,
plantain peel flour, and barley flour, and a control treatment was included.
Bromatological analyses were conducted to determine protein, carbohydrate, fat, fiber,
ash, and moisture contents, and microbiological analyses were performed for mesophilic
aerobic bacteria, molds, yeasts, and Escherichia coli, in accordance with current INEN
standards. In addition, a sensory evaluation was conducted using an untrained panel to
assess product acceptability. The results showed that one treatment exhibited a superior
nutritional profile, characterized by higher fiber and carbohydrate contents, absence of
pathogenic microorganisms, and a sensory acceptability of 87.9%. It is concluded that the
production of flakes based on plantain peel enriched with cushuro and barley is a viable
alternative for the utilization of agroindustrial residues and the development of value-
added food products.
Keywords: agroindustrial residues, plantain peel, cushuro, barley, flakes
INTRODUCCIÓN
Durante los procesos de elaboración de alimentos se generan diversos residuos y
subproductos que, en muchos casos, podrían destinarse al consumo animal, humano o a
aplicaciones industriales, generando valor económico adicional (1). No obstante, su
potencial como materia prima suele subestimarse debido a la falta de investigaciones que
permitan caracterizar su composición química y nutricional, así como a la carencia de
técnicas adecuadas para su procesamiento y aprovechamiento eficientes (2). En este
contexto, las cáscaras de frutas presentan características físicas, químicas y biológicas