Does coffee bean roasting have the best flavor curve? How to prevent coffee from producing ochratoxin?
How to avoid ochratoxin produced in the production of coffee beans?
A, raw bean source
The Food and Drug Administration of the Ministry of Health and Drug Administration sets the limit of ochratoxin An in food below 5 ppb, which is the same as that of the International Codex Alimentarius Commission (Codex), the European Union and China. Raw coffee depends on imports, so coffee with irregular ochratoxin A content will not enter the domestic market.
B, processing process
The unsuitable storage space of raw beans stored for too long is easy to cause mold mutual pollution between raw and cooked beans in the process of processing. As the high temperature of baked beans will eliminate most of the toxins, the most important part is good hygiene management and proper packaging and storage before putting on the shelves to avoid more opportunities for the remaining ochre to continue to grow.
Freshly roasted coffee beans are not suitable for vacuum packaging because of their natural breathing and exhaust. The more common packaging method is to use an one-way exhaust valve to maintain the coffee beans to discharge carbon dioxide and to avoid external air filling into the coffee packaging.
For consumers, the above factors of proliferative toxins can be reduced by purchasing manufacturers with transparent and traceable sources, reliable reputation and suitable packaging.
C, save mode
"Air, humidity, light
The three brothers are the key to making Aspergillus ochre great again (make america great again), and they are also the coffee beans / powder bought home, which we should pay attention to in the storage process. As the shelf life of mass stores and international chains of coffee is often more than one year, and the packaging itself is also durable after it is put on the shelves, these are all high risk factors for the continuous production of Aspergillus ochre. Therefore, in the selection, it is recommended to buy one-week portions of small packaged coffee beans / powder with reliable merchants. If you master the freshness, you can avoid long-term drinking toxins and affect your health, and you can also enjoy the best flavor curve of coffee.
How to avoid ochratoxin?
From the above three points, it can be seen that at the customs stage, the Ministry of Health has already done a good job in the control of ochratoxin in raw beans, and the link that is prone to problems in Taiwan usually lies in the processing process and preservation methods. Especially after baking, most of the ochratoxins have been eliminated. Therefore, if we want to avoid the key point of ochratoxin, we think it is easy to make a mistake here, that is, after baking, people often buy half a pound or even two pounds of packaging at a time. Put it in a sealed jar or machine at home for a month or even half a year. This is the easiest part of ochratoxin to invade. We suggest buying raw beans at a time. Don't buy more than a week's worth of drinks.
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Why do you want to drink deep-roasted coffee? How to define the roasting degree of coffee? what are the characteristics?
When selecting high-quality coffee, in addition to a dazzling variety of items, we will also see signs of different roasting degrees. Among the factors affecting a cup of coffee, raw beans account for 60%, roasting accounts for 30%, while brewing accounts for only 10%. When the source of raw beans cannot be changed, roasting becomes more and more important. It can fully express the flavor given by the place of origin and perfect the soy character of beans.
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The relationship between coffee acid value and coffee roasting what does SCAA Agtron number mean
The simplest way is to distinguish by the appearance of coffee beans. From shallow to deep, the color of coffee beans will change from light brown to dark brown. As the roasting degree becomes deeper, the aroma will change from elegant and unrestrained flowers and fruits to strong creamy cocoa aromas. On the other hand, businesses need to use a more scientific method to judge the roasting degree, which is accurately regulated by the American Fine Coffee Association (SCAA).
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