Diffuser nozzle for improved carbonation dispensing

A beverage dispensing system, the system comprising:

• a nozzle;
• a carbonator with a water inlet, a carbon dioxide inlet, and a carbonated water outlet;
• and
• a carbonated water line extending between the carbonated water outlet and the nozzle,
• wherein the nozzle comprises:
• an inlet section which defines an inlet channel with a first diameter;
• a restriction region which defines a restriction channel fluidically coupled to the inlet channel, the restriction channel extending along a first predetermined length and having a second diameter that is smaller than the first diameter;
• an expansion chamber which defines an expansion channel fluidically coupled to the restriction channel, the expansion chamber having a trumpet shape with a maximum diameter at an outlet of the expansion chamber, wherein the maximum diameter of the expansion chamber is greater than the first diameter;
• and
• a diffuser plate positioned at the outlet of the expansion chamber, the diffuser plate comprising a plurality of openings and a mesh insert that is disposed across the plurality of openings.