Cinnamon: A complete guide to types, flavors, and how to use them
Use 1/2 to 1 teaspoon of ground cinnamon for every 1 cinnamon stick called for in a recipe. Ceylon, due to its papery, goodforgrating crumbly texture, is the easiest to break down, but it's the thickerskinned cassia that's usually in those ambiguous jars of "cinnamon sticks.".