A kitchen appliance for processing content is described. The kitchen appliance comprises a body portion, a removable accessory received by the body portion, the removable accessory being in contact with the content during processing thereof; and at least one sensor incorporated into the removable accessory. The kitchen appliance also comprises a wireless transmitter associated with the removable accessory, the transmitter receiving input from the at least one sensor and transmitting parameters associated with the input; and a controller in the body portion for controlling operation of the kitchen appliance based upon the parameters. The removable accessory is a food processing attachment that rotates with a mixing action.