PROBLEM TO BE SOLVED: To provide a method for producing a packaged coffee beverage having high concentration of chlorogenic acid and a small mass ratio of hydroxyhydroquinone to the chlorogenic acid, excellent in flavor, and targeting distribution sales.SOLUTION: The method for producing a packaged coffee beverage comprises: (1) a process of treating coffee extract liquid extracted from roasted coffee beans having an L value of 14-25 with an adsorbent to obtain coffee extract (a) a process of obtaining coffee extract (b) from the extract liquid extracted from roasted coffee beans having an L-value of 40-55 a process of mixing the respective extracts (a) and (b) together to obtain coffee solution and a process of subjecting the coffee solution to heat sterilization.COPYRIGHT: (C)2009,JPO&INPIT【課題】クロロゲン酸類濃度が高く、かつヒドロキシヒドロキノンとクロロゲン酸類の質量比が小さく、風味に優れる流通販売を目的とした容器詰コーヒー飲料を提供する。【解決手段】(1)L値が14~25の焙煎コーヒー豆から抽出したコーヒー抽出液を吸着剤処理してコーヒー抽出物(a)を得る工程と、(2)L値が40~55の焙煎コーヒー豆から抽出した抽出液からコーヒー抽出物(b)を得る工程と、(3)各抽出物(a)と(b)を混合してコーヒー溶液を得る工程と、(4)コーヒー溶液を加熱殺菌処理する工程、を含む、容器詰コーヒー飲料の製造方法。【選択図】 なし
