Question: are all cinnamon sticks edible?
Answer: True cinnamon is the bark if a Cinnamomum verum tree. In 'stick' form it would be about as edible and tasty as going outside and knawing the bark of the nearest oak tree. ... Usually cinnamon sticks are boiled or steeped in hot liquid for flavor or roasted/toasted or otherwise cooked in a dish for flavor.