How to make a decoction?

How to make a decoction?

How do I make a decoction? A decoction is a 'long infusion' because it takes longer to extract the active ingredients from the more robust parts of the plant, such as the roots, berries or bark. A decoction is a 'long infusion' because it takes longer to extract the active ingredients from the more robust parts of the plant, such as the roots, berries or bark.