The amount of caffeine in coffee.
The content of caffeine in coffee is related to the variety of coffee beans, the baking degree of coffee beans and the soaking time of coffee powder: robusta beans are much higher than Arabica beans; the deeper the coffee beans are roasted, the less caffeine is; and the longer the coffee powder is soaked, the more caffeine is extracted. So the same amount of beans, ESPRESSO made from deep-baked Arabica beans, has the least caffeine content.
- Prev
Coffee roasting with charcoal fire originated in Japan
Coffee roasting with charcoal fire originating in Japan. Coffee taste soft and mild, with charcoal aroma should be the characteristics of this baking. The proportion of charcoal fire far infrared ray is high, and the quality of roasted coffee beans is more uniform inside and outside. The disadvantage is that the cost is high, the production capacity is small, and the adjustment of carbon firepower is also difficult. At present, most of the so-called charcoal-roasted coffee are not charcoal-roasted coffee, but those that strengthen the bitterness of burning.
- Next
Five processes of coffee technology from coffee fruit to a cup of coffee
① peeling: remove the skin, pulp and silver skin of coffee fruit by drying or washing. ② fermentation: the mucus and film outside the bean are removed by fermentation. ③ roasting: coffee can be roasted to release the special aroma, divided into light roasting, medium roasting and deep roasting. ④ grinding: the grinding thickness is determined according to different varieties and cooking methods. ⑤ cooking: using different cooking methods to extract the essence of coffee.
Related
- Beginners will see the "Coffee pull flower" guide!
- What is the difference between ice blog purified milk and ordinary milk coffee?
- Why is the Philippines the largest producer of crops in Liberia?
- For coffee extraction, should the fine powder be retained?
- How does extracted espresso fill pressed powder? How much strength does it take to press the powder?
- How to make jasmine cold extract coffee? Is the jasmine + latte good?
- Will this little toy really make the coffee taste better? How does Lily Drip affect coffee extraction?
- Will the action of slapping the filter cup also affect coffee extraction?
- What's the difference between powder-to-water ratio and powder-to-liquid ratio?
- What is the Ethiopian local species? What does it have to do with Heirloom native species?