Cookies played an important role in the history of mankind, because they were the ideal food for travel, as they were easy to transport and store for a long time. For centuries, no ship sailed without being equipped with the very hard biscuits, which were a staple of the crew's diet. The sailors, because they were so hard, in order to be able to eat them, dipped them in brine, coffee, or a drink. Cookies were the main food source for the sailors and soldiers of the time, until the appearance of canned food .