Roast method of sesame oil

1. Screening.

Remove the grit and impurity among the sesame with a fine sieve, and remove the lite dust and young seeds with a dustpan.

2. Rinsing.

Pour h2o into deejay or cylinder, and put sesame into the water and stir for x-15 minutes. After removing the floating dregs, take the sesame out of the water. Dry them using the fine sieve.

3. Roast sesame seeds.

Roast the clear sesame seeds inside the iron pan. In the beginning, due to the much wet, you demand the strong fire and stir them evenly. When the steam disappears, change to the small burn down. Until the sesame seeds kernel is maroon, add together some common cold water which accounting for 2%-2.5% of the total sesame seeds weight, roast and takes sesame out of the pan.

4. Lift up sesame seeds and accident impurities away.

Because the sesame seeds' temperature is very loftier, even if you sprinkle a piddling h2o, the temperature would drib to about 150°C. But sesame seeds still need cooling downward which is easy to make sesame charred affecting the quality of the sesame oil. Make the sesame seeds falling from a meridian, at the same time, blow from one side to cool down and blow away the impurities, so as to get the more than pure sesame.

Tips:
 Before pressing, you should roast sesame seeds until the seeds are brownish and forth with outburst phenomenon. When roasting seeds, you'd better keep pocket-size burn at the beginning and at terminal, go on a big fire in the middle. The pressing temperature is 140-150 ℃, and the moisture content is 1-i.ii%.

Compare with sesame oil which is pressed using oil printing machine and which is made by traditional method

Well-nigh traditional technology: Afterwards roasting sesame seeds, apply stone factory to basis sesame into a thick liquid. Then soaked in hot water, through stirring and shaking, use the buoyancy of h2o to make sesame oil bladder out. It takes more time and more labor to utilise traditional techniques to make sesame oil.

Distinguish the good from the bad

one. Water Identification

Utilise chopsticks to dip in a drop of sesame oil into the clear water, pure sesame oil will show a colorless and transparent thin oil slick, and so cementesd a number of small oil aerosol. Adulterated sesame oil slick is small and thick, and hard to spread;

ii. Color recognition

Cascade sesame oil from the loftier place to the cylinder. If splashed oil slick is low-cal yellow, it indicates that the rapeseed oil is mixed with sesame oil. The pure sesame oil is the scarlet copper color with very articulate and aromatic. By and large speaking, the colour of pressed sesame oil is lighter than basis sesame oil.

3. Identification of freezing

Put sesame oil into the refrigerator to freeze, take out and place information technology in the air for dissolving. Pure sesame oil overall would melt quickly, while poor quality sesame oil dissolves slowly. There will be a significant hard heart during the melted stage.

4. Heating recognition

Heat sesame oil in the pan, it will appear precipitate very soon. But if it becomes white which indicates that the oil is mixed with lard. If it becomes very articulate, information technology indicates the oil is mixed with the rapeseed oil. If it becomes hair dingy, it indicates that the oil is mixed with the rice soup.

5. Odor identification

Take a little oil in the hands for friction, if the oil is along with pure flavor, information technology is sesame oil. If it is along with beans smell, the oil may be mixed with soybean oil. If the oil is forth with spicy flavor, information technology may be mixed with rapeseed oil.

half dozen. Shock method

Take a bottle of sesame oil to shake gently, if the bubble is transparent and disappears speedily, commonly it indicates that information technology is pure sesame oil. On the opposite, it is sesame oil of poor quality.

7. Gustatory modality Method

When you drink pure sesame oil, yous volition feel fragrant and sticky, and the taste is a little bitterness. Otherwise, it is sesame oil of poor quality.