Long ago it was realized that there was a way to enjoy a cup of coffee that you love without the caffein that you wish to avoid. It has become a very common thing to decaffeinate coffee. Does the decaffeinating process change the flavor of the coffee? Can you tell the difference?
Blind taste tests suggest that most people can’t really tell the difference between decaf and regular, provided both kinds are processed properly and the cup brewed well. But, for those who can…
One necessary step for removing caffeine is exposing the coffee beans to hot water and then passing them through methylene chloride.
When picked from the tree the coffee beans is removed from its fruit and rinsed thoroughly to remove the pulpy fruit from the bean.
And possibly you were unaware your grounds had taken a dip in the swimming pool before being served. (Ok, swimming pool water is really dilute hydrochloric acid, not methylene chloride. Never let a chemist stand between you and a good line.)
Because of the processing that the coffee beans go through at times the taste may be altered a bit. It may be more due to the process than the lack of caffeine that makes you notice a difference in the flavor.
Chemical removal of the caffeine from green, unroasted beans starts by warming them in hot water or steam. That opens the bean’s pores. Then the beans are rinsed in methylene chloride, which binds to the caffeine and is then flushed away.
Alternatively, the beans can be soaked for several hours in hot water, where the caffeine leaches out into the bath. The beans are removed and methylene chloride introduced to the bath. There it bonds with the caffeine, not the flavored components that have washed out of the bean. The beans are then soaked again where they reabsorb the flavor compounds.
In another decaffeinating process charcoal is used instead of methylene chloride. The beans are placed in hot water for hours and then removed the same as with the process described above. However, this time to remove the caffeine from the water the water is strained over charcoal. The caffeine from the water binds to the charcoal so that the beans can be replaced in a caffeine free bath in full flavored water.
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October 24 2008 | coffee | No Comments »
There is one small appliance that nearly every family has. No, this is not a toaster. No, this is not a microwave. Most families will have coffee makers in their homes, as society has embraced coffee as a need. People will look to coffee to help keep them up when they feel like falling asleep. Many people will have a cup of coffee in the morning in the hopes that it helps them wake up in a fast manner. Coffee makers help keep us moving, and that is why they have found an important place on the counter tops of many homes around the world.
Coffee makers have begun to become incredibly complex. While many people want to simply walk into a store and pick the first coffee maker that they see, this is not the best way to make a purchase. Because of all of the accessories and possibilities of the coffee makers, the best thing to do is to look at all aspects of the maker before you actually make a purchase decision.
The best thing to do when you are looking for a coffee maker is to start by looking at the actual make and build of the appliance. You want to make sure that you find a maker that can hold up to the usual wear and tear without losing its capabilities. The only way to check this is to do some online research before you purchase, so that you can understand the reputation of the specific brands.
With this information under your belt, you can begin to look for all of the bells and whistles of the coffee makers. You want to know that the filters are acceptable by your standards. You also want to know if you want to have a coffee maker that has a timer and starter. Most importantly, however, you want to make sure that your coffee maker will make enough cups of coffee for your household needs. Too small of a carafe will mean a shortage of coffee.
Once you have all of this information, you simply need to make a decision based on your budget. Sticking with your budget is incredibly important when looking for coffee makers, as you want to make sure you can actually afford the appliance.
If you are looking for the best coffee maker possible, there are a few steps that you need to take to find the best and cheapest coffee maker that will fulfill all of your needs. The first thing to do is to realize that you need to exercise the act of price comparison. To find prices for comparison in the first place, you need to look at both stores you can visit, and stores that are online.
If you are purchasing an appliance, you will want to make sure that you know what it looks like, in person, to understand if you like it. When you have narrowed down your choices, simply visit a store to do some research. Take note of the appliance, and note the price, for later price comparison.
After you have looked online, you should check out the same appliances online. Many makers, including Hamilton Beach and Cuisinart, will have discounted versions of their appliances (generally through other stores). These special prices are only available online, so checking the internet is crucial for getting the best price possible.
While coffee makers are the most important aspect of making coffee, the accessories to the coffee makers can be incredibly important as well. The carafe will dictate how much coffee is made. The filters may help you to make a better cup of coffee. Companies like Mr. Coffee and Bun make the makers and have their own accessories (or recommended accessories) that will make your coffee making experience as pleasurable as possible.
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September 11 2008 | coffee | No Comments »