A line of cocktail mixers has rolled out in aseptic laminated cartons fromTetra Pak. 1800 Ultimate Mixes are cocktail mixers that support 1800 Tequila from Proximo Spirits Inc., Manhasset, N.Y. The three flavors (Margarita, Pomegranate Margarita and Mojito) are sweetened with agave, the same source material as tequila. The 1-liter cartons, with reclosable spouts, have a suggested retail price of $4.99.
