Coffee
As coffee originates from Ethiopia, a centuries old legend has it that a goat herder Kaldi noticed that his goats would become very energetic and not sleep at night after eating the berries of this particular tree. He reported this to a local monastery and soon everyone was sipping on this stimulating drink helping to stay up during long hours of evening prayers. Soon the coffee beans reached Arabian peninsula and from there one fast forwarding, you might be reaching out for a sip of this goodness this very moment.