What is the 15-15-15 coffee rule?
The Rule goes like this: Green coffee lasts about 15 months before it goes stale. Roasted coffee lasts about 15 days before it goes stale. Ground coffee lasts about 15 minutes before it goes stale. Coffee is fresh produce, and its enemies are oxygen, light, heat, and moisture. To keep coffee fresh, store it in an opaque, airtight container at room temperature. You can store it that way for up to a week. For the best results, coffee should be ground just before brewing.The Rule goes like this: Green coffee lasts about 15 months before it goes stale. Roasted coffee lasts about 15 days before it goes stale. Ground coffee lasts about 15 minutes before it goes stale.
What is the 10 second rule for coffee?
The 10-second rule for espresso is a general guideline that suggests a well-brewed espresso shot should take around 10 seconds to start dripping from the portafilter. However, this rule is not always accurate, as factors such as coffee roast, grind size, and machine temperature can affect the brewing time. After the roasted espresso beans have been finely ground, it’s time to pack the espresso into the portafilter — and the espresso needs to be tightly packed and tamped in such a way that the water gets as much flavor as possible from it.The Grind. The perfect rule of thumb is that an espresso runs for 30 seconds, that is 30mls for 30 seconds. The first five seconds nothing happens, then the magic commences – from the sixth second the extraction starts slowly and gradually builds.
What is the 90 minute rule for coffee?
Waiting 90 minutes after waking up allows adenosine levels to rise slightly, making caffeine more effective at blocking receptors and keeping us alert throughout the day. Based on typical wake-up times, the optimal window for your first cup of coffee is roughly 90 to 120 minutes after waking up. By following this guideline, you can align your caffeine intake with your body’s natural rhythms, maximizing the benefits of your morning brew.By waiting for about 30 to 60 minutes, you allow your cortisol levels to naturally start decreasing. Drinking coffee too soon after waking up, when cortisol levels are already elevated, may reduce the desired stimulating effects of caffeine.
Is 3 coffees per day ok?
In a meta-analysis of the effects of coffee consumption on health, Hayes and his colleagues found that drinking three to four cups a day was associated with lower risks of cardiovascular mortality, certain cancers and neurological, metabolic and liver conditions. The liver in particular seems to thrive on coffee. There is good evidence that drinking coffee can reduce your risk of a type of liver cancer called hepatocellular carcinoma (HCC). There is also some evidence that drinking coffee can reduce your risk of liver damage like scarring and cirrhosis.