Abstract: A liquid beverage dispenser for displaying and dispensing beverages is provided. The liquid beverage dispenser includes a dispensing chamber for holding and dispensing a liquid beverage, a liquid storage chamber for storing additional amounts of the liquid beverage, a pump for transferring the liquid beverage from the storage chamber to the dispensing chamber, and a liquid level sensor for measuring the liquid level in the dispensing chamber and for activating the pump for pumping liquid beverage to the dispensing chamber when the liquid level drops below a pre-determined level. The liquid level sensor is an optical sensor including a fiberoptic emitter, a fiberoptic sensor, and a fiberoptic controller.