Cinnamon and cassia (a relative that is commonly mistaken for true cinnamon) are common spices consisting of dried, cured tree bark. Korintje cinnamon (a cassia) comes primarily from Indonesia and is known for its slightly sweet flavor. This ʺchunkʺ form is the ground or broken pieces of the sticks/quills. it's good for simmering, mulling bags, or garnishing hot drinks.
Spice Fun Fact: In the ancient world, cinnamon was more precious than gold and was so highly prized that it was deemed fit to be a gift to monarchs, kings, and Gods.