This invention relates to the production of a powder sweetener composition, having a low glycemic and insulinemic response, with which provides a pleasant, sweet flavor. A unique feature of this sweetener formulation is the ability to edulcorate without much interfering with the flavor of the final product, thus imparting pleasant organoleptic properties when used for the edulcoration of foods. The patent describes a chemical process for its production using specialized equipment such as a high shear plug share horizontal mixer, or a vertical high-speed shear mixer, capable of producing the final product in the form of a granular, free flowing material.