The present invention describes methods and devices in which concentrated beverage products, each packaged in a pressurized container, can be combined with liquids and/or other ingredients to produce one or more servings of a beverage. These products provide users with a convenient way to prepare both alcoholic and non-alcoholic beverages (including carbonated beverages) in various serving sizes and quantities by combining the pressurized beverage concentrate with (possibly carbonated) liquids and other ingredients.