METHOD FOR PRODUCING CONCENTRATED COFFEE SOLUTION

摘要

PROBLEM TO BE SOLVED: To provide a method for industrially more easily carrying out a vacuum concentration of coffee solution extracted at high pressure and high temperature using a conventional device. SOLUTION: In the method for producing the concentrated coffee solution, the raw material of the concentrated coffee solution requires the extraction at high pressure and high temperature as the main raw material and the vacuum concentration is carried out by adding an alkaline non-carbonate to the raw material.