Aleuromancy is the use of flour for divination. The word comes from the Greek aleuron, meaning flour, and manteia, meaning divination. In its original form, slips of paper containing philosophical writings would be baked inside of cakes or cookies, which would then be distributed to those wishing their fortunes to be told. Similarly, the Greeks wo...
divination using flour or meal
• (n.) Divination by means of flour.
A·leu'ro·man`cy noun [ Greek ... wheaten flour + -mancy : confer French aleuromancie .] Divination by means of flour. Encyc. Brit. 
Aleuromancy is divination by flour.
aleuromancy Divination of meal or flour; predictions written on paper and baked in cakes or cookies; such as, `Chinese fortune cookies” [said to be an American invention, not Chinese] which are a form of this type of mancy. The ancient Greeks wrote sentences on pieces of paper rolled up in balls of flour. The balls were mixed up nine times and di...
(in ancient times) the use of flour as a means of divination.