Disclosed is boiled soft hard Biwa species can be eaten in a sense like the chestnut kanroni, there is provided a method of manufacturing a loquat seed kanroni that can be widely used by processing it easy to eat. And A step A of freezing the skin with loquat species, and blanch step B is heated until the loquat species boils it was put in water or hot water, the loquat species was Yugai, pressure with hot water it was put to the kettle is heated to more than 100 under high pressure, and a step C to soften to the extent that collapse with a finger, and a step F for washing the loquat species soften, was transferred the loquat species to another pot, sugar In addition to heating by immersion in the liquid, and a step I~K of adjusting the amount of sugar such that the sugar solution reaches a predetermined sugar content, including the order of.BACKGROUND.【課題】 硬いびわ種を柔らかく煮込んで栗の甘露煮のような感覚で食することができ、食べやすく加工して広く普及できるびわ種甘露煮の製造方法を提供する。【解決手段】 表皮付きびわ種を冷凍する工程Aと、前記びわ種を水または熱湯中に投入して沸騰するまで加熱して湯がく工程Bと、湯がいた前記びわ種を、熱湯とともに圧力釜に投入して高圧下で100℃以上に加熱し、指でつぶれる程度まで柔らかくする工程Cと、柔らかくした前記びわ種を水洗する工程Fと、前記びわ種を別の鍋に移し換え、糖液中に浸漬して加熱するとともに、糖分の量を前記糖液が所定の糖度になるように調整する工程I~Kとを、前記の順に含む。【選択図】 図1