جوشاندن

thumb | 220x124px | right | alt= An image of decocted Chinese medicine 一貫煎 on snow, taken in the United States. The snow is on the border of a forest near a residential area, with a small lake in the background near trees. | A traditional Chinese herbal decoction (湯劑/汤剂) right|thumb|Turkish coffee beginning to boil. Decoction compares to brewing coffee through [[percolation.]] Decoction is a method of extraction by boiling herbal or plant material (which may include stems, roots, bark and rhizomes) to dissolve the chemicals of the material. It is the most common preparation method in various h