Questions tagged [caffeine]

I recently read this article which suggests that it's impossible to make caffeine free chocolate. Why would this be the case? If we can make caffeine free teas and coffees why can't we strip the caffeine out of chocolate too?

What is the amount of caffeine in one single coffee bean, and how much of that caffeine actually drips through when brewed with a regular coffee machine? Say Starbucks House Blend for example, (the bagged stuff at the store), has 4-7mg of caffeine…