Quick-cook rice and preparation method thereof
A rice cooking and broken rice technology, which is applied in food drying, food science, food heat treatment, etc., can solve the problems of easy gelatinization, long cooking time, shortening cooking time, etc., achieve uniform moisture distribution and temperature distribution, and solve The effect of longer cooking time and shorter cooking time
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Embodiment 1
[0035] Firstly, pretreatment is carried out, selecting 100 g of medium-grained, full-grained rice with a moisture content of about 15%, and removing the impurities; then spreading the rice in a polypropylene box to make the thickness about 0.3-0.5 cm, adding Cover; finally, place the polypropylene box in a microwave device with uniform energy distribution, the microwave power used for processing is 750 W, and the microwave time is 20s.
[0036] After the pretreatment, the temperature of the rice rises significantly due to the absorption of microwave energy, so it needs to be cooled at room temperature for 1 h. There are no knots, only tiny cracks appear on the surface, and finally the rice is stored in a sealed bag.
[0037] Weigh 10 g of microwave-treated rice in a rice steamer, pour the weighed sample into a draining sieve, and place the draining sieve in a 500 mL basin, quickly add 300 mL of water, and stir clockwise for 10 Then repeat the above operation after stirring co...
Embodiment 2
[0040]This method is the same as the method in Example 1, the difference is that the time used for microwave treatment is increased from 20 s to 30 s, and the rice after this treatment has more and denser surface cracks than the rice after microwave treatment for 20 s , but the color of the rice grains is still transparent, and there is no bonding between the rice grains.
[0041] The cooking time of the rice prepared in this way is about 7 minutes, while the cooking time of the untreated raw rice is about 14 minutes and 30 s. It shows that the cooking time of rice after microwave treatment is greatly reduced.
Embodiment 3
[0043] This method is the same as the method in Example 1, the difference is: before cooking, add the required amount of water according to the rice-water ratio of 1:10, and the heating power of the induction cooker during the cooking process is 1000 W, so that it is cooked into rice Porridge.
[0044] In this way, the microwave-treated rice can be matured into rice porridge in about 8 minutes and 30 s, while the untreated raw rice takes about 15 minutes to mature. Experiments show that the appearance and properties of rice porridge made from rice that has been microwaved for 20 s are not significantly different from those of the original rice porridge, and the evaporated water is reduced during the cooking process.
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