Starbucks low-caffeine beans caffeine content how much low-caffeine beans make lattes can pregnant women drink lattes

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When it comes to decaf, you should think of Starbucks. Starbucks has been offering decaf espresso since more than a decade ago, which is provided to guests who want to drink coffee but are not exposed to too much caffeine. As the boutique coffee market becomes more and more mature in China, more and more people begin to come into contact with boutique coffee. Slowly, low-caffeine coffee also gets more attention. So can only espresso be mixed with beans to make decaf beans? No, no, no.

Front Street Coffee-Columbia Cymbidium decaf Coffee Bean

Producing area: Cymbidium Colombians

Altitude: 1750 m

Variety: iron pickup, Kaddura, Castillo

Treatment method: Swiss water treatment

Grade: Supremo

What is decaf?

The so-called decaf coffee, as its name implies, is coffee with only a small amount of caffeine. Coffee contains many ingredients and substances, among which caffeine has an obvious effect on the human body. For many people who are addicted to coffee, but their physical condition does not allow too much caffeine, decaf is the best choice.

Low caffeine content

In general, Arabica coffee beans contain 1.1% Murray 1.7% caffeine, while Robusta coffee beans contain 2% Murray 4.5% d caffeine. The European Union's standard for artificially processed low-caffeinated coffee is that the caffeine content of processed coffee does not exceed 0.1% of raw beans, while the FDA standard of the US Food and Drug Administration is less than 3% of the original caffeine content, so low-caffeinated coffee ≠ is decaffeinated.

Can pregnant women drink decaf?

Studies on the effects of caffeine on fetuses show that if a pregnant woman consumes more than 500 milligrams of caffeine a day, the fetus's heart rate and respiratory rate will be faster, affecting fetal development. The effect of caffeine on the fetus is not absolute, it will not happen until the dose reaches a certain degree, so as long as you don't drink coffee every day, pregnant women can drink a cup of milk coffee occasionally. When choosing decaffeinated coffee, choose decaffeinated coffee. If not, you can put less espresso. But if you are still worried, you should put up with it ~ after all, the health of the fetus is the most important!

Decaffeinated coffee treatment

Low-caffeine treatment is divided into four kinds of direct / indirect solvent treatment, supercritical carbon dioxide treatment, Swiss water treatment and mountain spring water treatment, and the common ones are direct solvent treatment and Swiss water treatment. The Colombian Huilan decaffeinated beans purchased from Front Street Coffee are treated with Swiss water. The seed treatment will soak the raw coffee beans in hot water, and the soaking stage has actually partially removed the caffeine. The soaked solution is then filtered with activated carbon and finally poured back into the coffee beans. This series of steps will be more effective in removing caffeine. In addition to not requiring the use of chemical solvents, the soaked solution can be reused in different batches of treatment procedures, but the coffee will still lose flavor during the filtration process.

Flavor performance of Colombian decaf coffee

Colombia sits on a heaven-given mountain with good water, rich landforms, clusters of volcanoes, fertile soil and abundant Rain Water. Qianjie believes that this is a heaven-made coffee wonderland. Rich in minerals, nourish the nutrients of the coffee field, help coffee breed more flavor and aroma, the front street through the cup test of coffee beans in different areas of Colombia think full taste, heavy texture. The flavor of the producing country is characterized by the aromas of nuts, chocolate, caramel and supple pleasant fruit acid. Colombian low-caffeine from Qianjie has a much weaker flavor after being treated with Swiss water. The main flavors are dark chocolate, slightly berries, citrus acid and caramel in the finish.

How does the front street baker bake this decaf bean?

Qianjie bakers use medium firepower to climb steadily, turn yellow point at about 6 minutes and 15 seconds, then reduce firepower to open the throttle into Mena reaction, open the throttle when an explosion, maintain firepower, the temperature is about 183.2 ℃, 2 minutes and 30 seconds after an explosion.

The furnace temperature is preheated to 200 degrees Celsius, the throttle is opened at 3jing30s, the firepower is adjusted to 130, the temperature recovery point is 1: 32 ", keep the firepower, 6: 15" turns yellow, the smell of grass disappears, enters the dehydration stage, the firepower is raised to 140, the throttle is opened to 4, and when the throttle is opened to 151 degrees, the firepower is reduced to 110 again. After 8 minutes of dehydration, there are wrinkles and black markings on the bean surface, and the smell of toast changes to coffee, which is a prelude to an explosion, when the firepower remains the same, the throttle opens to 5, and listen to the sound of an explosion. When it starts to explode at 9: 57 ", all the throttle doors are open." The development time after the first explosion was 2 minutes and 30 seconds to 194.2 ℃.

How to brew decaf in front street coffee?

After the caffeine of low-caffeine coffee beans is released by soaking, the fiber structure of low-caffeine coffee beans is different from that of ordinary coffee beans, and the strong water absorption slows down the extraction speed, so the cooking parameters need to be adjusted.

Filter cup: Kono filter cup

Water temperature: 88.8 ℃

Powder content: 15g

Powder / water ratio: 1:15

Degree of grinding: coarse grinding / yellow sugar thickness (62% of Chinese standard No. 20 screen pass rate)

Step-by-step brewing on the front street: pour in the coffee powder and steam for 30 seconds with twice the amount of water (30ml). Then carry out the second stage of water injection, gently circle and inject 150ml hot water to push up the powder layer so that the surface rushes out of the gold foam surface. When the water level of the powder layer drops slightly, the last section of 45ml is injected. After all the coffee liquid flows into the pot, remove the filter cup and end the extraction. The extraction time is 2 minutes and 10 seconds.

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