The emergence of American sweetened and carbonated beverages on the market has made kombucha or sour bread an unpopular relic.
Western corporations have succeeded, within fifty years, in completely displacing from our culture a beverage that was regularly consumed in central and eastern Europe for hundreds of years.
The Japanese version of the hot dog—Black Terra Dog—comes in a black bun.
They use edible bamboo charcoal powder to color the bun, which is over 30 cm long. It is one of the most popular street food in the Akihabara district of Tokyo.