The expert recommends how to distinguish that dye and add additive steamed bun

The expert recommends how to distinguish that dye and add additive steamed bun
Shanghai " dyes the steamed bun " After being exposed, the industrial and commercial quality testing departments of all parts have dyed the arranging and checking of the steamed bun. As to various " Feed in raw material " Steamed bun experts unhealthy relevant to distinguish whether propose without being provided too.
First, how to distinguish the corn steamed bun of true and false?
A color of seeing steamed bun. The maize flour particle is big, can't make the glistening yellow corn steamed bun with even whole color and luster in any case. If the color is gilvous, look smooth, buy such a " corn steamed bun " Had better be cautious. In addition, the powder of corn is more coarse than the flour, if break the steamed bun into two with one's hands and find " corn steamed bun " If as smooth as ordinary flour steamed bun, this kind of corn steamed bun is doubtful.
Second, hear the smell of the steamed bun, add " corn steamed bun " of the spices Perfume irritates the nose, corn taste is too dense.
Third, steep with water, break the steamed bun off with the fingers and thumb in garrulous bubbles entry into water, watch the color of water, if the color of water makes like color of the steamed bun, that is pigment steamed bun. The more vivid the color of water is, the higher the pigment content is.
Second, how to distinguish that add the steamed bun of raising agent?
The steamed bun is the most common staple food on dining tables of ordinary people, but notify according to the department of public health of Guangdong Province, should save finding, aluminium in the steamed bun exceeds standard seriously in the harmful metal of food is checked at the beginning of February, have caused the worry of many people.
"Contain the intersection of aluminium and element in the steamed bun, may excessive to accede to ' raising agent ' including aluminium lead to the fact. " The food institute's professor Jiang WeiBo of China Agricultural University analyzes to the Times reporter of the life. The intersection of raising agent and acid sodium, aluminium of phosphoric acid, always use in paste, wrap up in powder, fry powder, fried food, bake in the food, can let the food be soft and delicious, it is harmless to use under the dosage that the country stipulates in right amount. But if addition level is too great, will cause aluminium element to exceed standard. Light industry and food institute food project dean Li BianSheng of institute of technology of South China express when being interviewed by reporter, except that the excessive reason to use of raising agent that aluminium in the food has exceeded standard, may also add illegal " raising agent " ---Aluminium potassium sulfic acid (the alum of potassium) Or aluminium ammonium sulfic acid (the alum of ammonium) . And so long as this kind of illegal additive is added a bit, will cause aluminium content to exceed standard.
Why always are there bad retailers to add raising agent in steamed buns? "Compared with steaming the commonly used yeast zymotechnics of steamed bun, cook the steamed bun and process simpler with raising agent, ferment steamed bun offered to steam with yeast, often easy to turn sour, need, add alkali neutralizing the mouthfeel often, use raising agent not to have this problem, and expand looseness is more controllable, taste more soft and more delicious, and seem whiter. " China Agricultural University the intersection of food and the intersection of institute and nutrition and food security dean what count country say to reporter, the steamed bun is the staple food that the common people nearly eat everyday, if add excessive raising agent, if the human body took in, will injure the human nerve centre, cause the dull-witted emergence of old age. In addition, there is the test that indicates, aluminium element will also increase the emergence of vascular disease of the heart brain, influence the health.
How to avoid buying " Aluminium exceeds standard " Steamed bun? The expert reminds consumers, can distinguish that came out from appearance and feeling while adding the steamed bun of raising agent. If the stature of steamed bun is very great, very white, feel very soft, soft and rise, eat softly the bread of picture, that is to add raising agent, don't buy.
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