Patent attributes
A blender system includes a blender including a bottle having a chamber, and a lid configured to couple with the bottle, the lid having a container receiver. The blender system also includes a container having a nutrient receptacle to receive contents with a closed end, a receptacle opening opposite the closed end, and at least one flap coupled to the nutrient receptacle via a flap hinge and positioned in a closed position to cover a portion of the receptacle opening. The container receiver is configured to position the container such that coupling the lid to the bottle with the container in the container receiver causes the at least one flap to rotate on the flap hinge to an open position to discharge the contents into the blending chamber.