PROBLEM TO BE SOLVED: To provide a potato honey made from sweet potato, having improved taste and flavor without unpleasant taste of malt or malt flavor, functioning as a dietary supplement with a luxurious feel and emphasis of nutritional functionality such as extension of the best-before period and the shelf life.SOLUTION: The manufacturing method of a potato honey includes the steps of: adding water to sweet potato for heat treatment so as to prepare a raw material derived from sweet potato adding β-amylase contained in squeezed juice of sweet potato or in sweet potato powder as enzyme for saccharization to the raw material and heat treating the mixture at 60 to 75°C for 30 to 60 minutes for saccharization.COPYRIGHT: (C)2015,JPO&INPIT【課題】サツマイモを原料とするイモ蜜であって、麦芽による雑味や麦芽臭がなく、味、風味が向上すると共に、賞味期間の延長や保存可能期間が長く設定できる栄養学的な機能性を重視した高級感のある健康補助食品としてのイモ蜜を提供する。【解決手段】サツマイモに加水、加熱処理を行って得たサツマイモ由来原料に、サツマイモの絞り汁若しくはサツマイモパウダーに含まれるβ―アミラーゼを糖化用の酵素として添加し、30~60分間、60~75℃で加熱処理しながら糖化処理を実行する事を特徴とするイモ蜜組成物の製造方法。【選択図】なし