Abstract: A coffee puff snack and a method of manufacturing the same, which, are provided, in which the snack does not lack characteristic coffee flavor that is uniformly spread over its surface and inside, and also can be shaped directly in a single working process. The coffee puff snack is a product which is manufactured through a process of feeding mixed materials of roasted comminuted coffee bean grains, other grains, and moisture added when necessary, into an extruder, pressurizing and heating for gelatinization, puffing, shaping, and drying.

Abstract: It is the object of the present invention to provide a coffee extract manufacturing method which prevents deterioration of flavor and precipitation in the coffee extract during long-term preservation and also keeps a sealed container filled with the coffee extract from expanding to deform or break for long preservation or heat sterilization. The invention is directed to a coffee extract manufacturing method allowing a long-term preservation, which has achieved the above object by adding strong alkaline salt that is alkaline noncarbonate into coffee extract.