Frusheez Southwestern Margarita Slush Mix, packaged (6) 1/2 gallons per case.
To make our Frusheez slush mix, simply add 2 gallons of water to 1/2 gallon of concentrated Frusheeze mix (4 to 1 ratio).
Once mixed with 2 gallons of water, each 1/2 gallon of Frusheez mix will yield approximately fifty three 16oz servings (case will yield approximately 120 servings).

This comes to .02 cents per ounce making a 16oz serving cost you .32 cents.