Place in a saucepan One cup of water, One cup of syrup, One-half cup of cocoa, Six tablespoons of cornstarch, One teaspoon of cinnamon. Stir until the starch is dissolved and then bring to a boil. Cook slowly for six minutes and then add one teaspoon of vanilla. Cool and use for chocolate filling between cakes, in eclairs or cream puffs, or for chocolate pie.