Chicago-based Cocktail Courier has released a resealable Party Can that pours up to 12 glasses of a ready-to-drink (RTD) margarita. Served in 1.75 litre cans, the 12.5% ABV cocktail has a shelf-life of up to six months. Cocktail Courier sells its cans individually or via subscription. The triple spice margarita is made with tequila, fresh…