The crossword solution for the term 'make more nutritious, say' is ENRICH. To ENRICH something means to make it more valuable or beneficial. In terms of nutrition, enriching food means adding vitamins, minerals, and other nutrients to it. This can be done through fortification, which is the process of adding essential nutrients to food products. Fortification is often used to improve the nutritional value of processed foods, such as breakfast cereals, breads, and pastas.