The present invention relates to common yam
rhizome rice and a preparation method thereof, especially to common yam
rhizome composite rice with characteristics of stable quality and high
nutrition value, and a preparation method thereof. The common yam
rhizome rice is characterized in that common yam rhizome is adopted as a main
raw material, rice, ma-yuen jobstears seed, gordon euryale seed, white
hyacinth bean, lily, tuckahoe and other
plant food materials with a medical and edible dual-purpose are added (or are not added), processes such as pre-screening, electrostatic dust removing, multi-stage crushing, screening through an inspection
sieve, and particle
recovery are respectively and sequentially performed to obtain
raw material powders and rice
powder, the raw materials are mixed and stirred according to a certain process ratio, processes such as puffing
extrusion, moderate aging, cooling
granulation and the like are adopted to carry out
granulation forming, and
drying, cooling,
polishing and other processes are performed to prepare the finished product. According to the present invention, nutrients of the common yam rhizome rice are different from rice, the common yam rhizome rice has characteristics of appearance and characteristics of rice, good edible property, balanced
nutrition, and strong health care effect, the used
processing equipment is simple, a yield is high, and the prepared common yam rhizome rice has high nutritional values and shape similar to the natural rice.