Abstract: Described herein is a liquid pouring spout system that is configured to provide user with a predefined volume of liquid being dispensed from a bottle, such a premeasured shot of liquor for a user to either consume directly from the bottle or vessel or to pour into another holder. The liquid pouring spout system is optionally equipped with a cap cover and includes a pouring spout and a bottle grip. This liquid pouring spout system is reusable, adjustable, and universal. This liquid pouring spout contains a bottle adapter, filling reservoir, and at least one tilt valve.