PROBLEM TO BE SOLVED: To provide a fruit juice and/or vegetable juice soft drink, using as the raw materials, a malt like a cereal malt, and fruit juice and/or vegetable juice, and having palatability having sweetness and taste with natural flavor owing to the harmony of taste and mutual action of the raw materials, and a practical production method capable of producing the drink in an industrial level.SOLUTION: A fruit juice and/or vegetable juice soft drink having sweetness and taste with natural flavor is produced by preparing an enzyme treated product of fruit juice and/or vegetable juice of high concentration and produce a drink by performing a first enzyme treatment step with enzyme derived from a cereal malt by using a cereal malt and mixing the cereal malt with fruit juice and/or vegetable juice, and performing an additional enzyme treatment step by adding additional fruit juice and/or vegetable juice to the enzyme treated product. A method for producing the fruit juice and/or vegetable soft drink as a practical production method capable of producing the drink in an industrial level is also provided.SELECTED DRAWING: NoneCOPYRIGHT: (C)2016,JPO&INPIT【課題】穀物麹のような麹と、果汁及び/又は野菜汁を原料として用い、該原料の味覚の融和と、相互作用により、自然風味の甘味と味覚を特徴とした嗜好性のある果汁及び/又は野菜汁清涼飲料を提供すること、及び、該飲料を工業的レベルで製造可能な実用的な製造方法を提供すること。【解決手段】穀物麹を用い、該穀物麹と果汁及び/又は野菜汁を混合して穀物麹由来の酵素で第1の酵素処理工程を行い、該酵素処理物に、追加の果汁及び/又は野菜汁を添加して、追加の酵素処理工程を行うことにより、高濃度の果汁及び/又は野菜汁の酵素処理物を調製して飲料を製造することにより、自然風味の甘味と味覚を特徴とした果汁及び/又は野菜汁清涼飲料を製造する。本発明の果汁及び/又は野菜汁清涼飲料の製造方法は、該飲料を工業的レベルで製造可能な実用的な製造方法を提供する。【選択図】なし