|This article does not cite any references or sources. (December
2009)| Cookie jars are utilitarian or decorative ceramic or
glass jars often found in American and Canadian kitchens. In the
United Kingdom, they are known as biscuit barrels or biscuit
jars. If they are made out of tin, they are called biscuit tins.
While used to store actual cookies or biscuits, they are
sometimes employed to store other edible items like candy or dog
treats, or non-edible items like currency (in the manner of a
piggy bank). Origin and history  Cookie jars, also known as
biscuit barrels or jars, have been used in England since the
latter part of the 18th century. They were often made of glass
with metal lids. Cookie jars became popular in the America
around the time of the Great Depression in 1929. Early American
cookie jars were made of glass with metal screw-on lids. In the
1930s, stoneware became predominant as the material for American
cookie jars. Early cookie jars typically have simple cylindrical
shapes and were often p