Making method of freeze-dried rice

The invention relates to the technical field of freeze-dried rice, and discloses a preparation method of freeze-dried rice, which comprises the following preparation steps: S1, primary processing: performing primary soaking and primary cooking on cleaned rice for 10 minutes; s2, performing secondary processing: performing secondary soaking and secondary cooking on the rice subjected to the primary processing for 10 minutes; s3, dispersing the cooked rice subjected to secondary processing and cooking; s4, drying the dispersed rice with dry air, and feeding the dried rice into freeze drying equipment for freeze drying; the processing performance, the rehydration characteristic and the eating quality of the freeze-dried rice are improved. 本发明涉及冻干米饭技术领域，公开了一种冻干米饭的制作方法，包括以下制备步骤：S1：一次加工：将清洗好的大米进行一次浸泡和一次蒸煮10min；S2：二次加工：将经过一次加工之后的大米再次经过二次浸泡和二次蒸煮10min；S3：对二次加工蒸煮熟化的米饭进行离散；S4：采用干燥空气对已离散的米饭进行干燥，经过干燥后的米饭送入冷冻干燥设备进行冷冻干燥；提高了冻干米饭的加工性能、复水特性及食用品质的效果。