Preparation method of ready-to-eat five-color polished glutinous rice bars

The invention discloses a preparation method of ready-to-eat five-color polished glutinous rice bars. An original freezing ultrasonic water extraction method is used for extracting natural plant pigment of maple leaves, spodiopogon cotulifer, pale butterflybush flowers and the like, under vacuum low-temperature environment, polished glutinous rice is soaked and colored, high-pressure quick steaming is performed, and then dehydrating and drying are performed. Innovative technical parameters are used for vacuum mild puffed treatment, and a low-salt soy sauce, a flavoured chili sauce and the likeare used for assistance for composite seasoning; and finally, pressing and shaping are performed, so that crispy delicious ready-to-eat leisure rice made products are made. The products made by the method disclosed by the invention are rich in nutrients, unique in flavor, leisure and ready-to-eat, and culture reservation and nutrient increment of traditional foods are realized. 本发明公开种即食五色糯米棒的制备方法。本发明采用独创的冷冻超声水提法提取枫叶、红蓝草、