| abstract |
The invention relates to a disposable device for ready-to-eat preparation of a hot infusion beverage or brewed beverage, such as various coffee variations, teas, cocoa drinks and the like, which already contains all necessary for ready-to-use preparation of the beverage components and which is suitable for the classical brewing process or infusion process for coffee or Tea, among other things, is able to provide a high temperature and pressure of the infusion liquid or brewing liquid. The heat energy required to heat the beverage is provided by a single or multi-stage process, the first stage of which comprises an exothermic redox reaction between the oxygen-containing gas mixture contained in the apparatus and at least one solid |