A cooking sensor system that includes a burner assembly; and a vibration sensor assembly configured to generate a vibration signal that corresponds to vibrations of cookware situated on the burner assembly. The cooking sensor system also includes a processor to receive the vibration signal and determine at least one of a boiling condition and a boil-dry condition for a liquid contained within the cookware, wherein the determination is based at least in part on the vibration signal. The cooking sensor system further includes an indicator element coupled to the processor to indicate the at least one of a boiling condition and a boil-dry condition. The cooking sensor system may also include a control element coupled to the processor to operate the burner assembly based at least in part on the at least one of a boiling condition and a boil-dry condition.