The present disclosure describes an automated blend in-cup apparatus and the related method of operation. The disclosure relates generally to the field of mixing consumable material. More specifically, the disclosure relates to a mixer that is automatically operable to lower a mixing blade into a cup or vessel that contains material to be blended/mixed. A shield is automatically lowered to at least partially isolate the cup. After mixing, the shield and blade are automatically retracted, and the cup is removed from the apparatus. The shield and blade may be automatically lowered again for a cleaning operation. Use of the apparatus can be accomplished with one hand. Overall, the apparatus contains various structural and safety elements that provide a unique construction and method of operating the apparatus. The apparatus is effective, fast, easy to operate, safe, and clean.