Tea lovers will tell you: choosing the right teapot matters when it comes to brewing tea. In some countries, like Japan, it has become a true ritual. The cast iron teapot is the symbol of this tea ceremony, also known as Cha No Yu. So why choose a cast iron teapot? Here's everything you need to know.
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The history of the cast iron teapot
Contrary to what many believe, the cast iron teapot originated in China in the 4th century AD, and was not initially used for brewing tea. It was the Japanese who developed both its craftsmanship and its role in the tea ritual. Cast iron teapots gradually became prized objects, central to the art of preparing tea.
The cast iron teapot: originally a kettle
In its earliest form, the cast iron teapot was not enamelled on the inside and was used solely as a kettle. Known as the Tetsubin, this cast iron kettle was not designed for steeping tea. The Tetsubin served only to boil water for the Japanese tea ceremony. Originally, the black cast iron teapot was crafted in small batches by skilled artisans, with the Japanese Iwachu cast iron teapot being the most renowned.
A design that has adapted to European and Western markets
Cast iron teapots have spread across the world. Their designs have evolved, and colour is no longer limited to black: you can now find a red cast iron teapot or a blue Japanese cast iron teapot, among others. Today, the interior-enamelled cast iron teapot, designed for steeping tea, is the most common version.
Cast iron teapot styles and models
The black Iwachu cast iron teapot is traditionally recognised by its distinctive patterns. The Arare motif is the most iconic: raised dots of varying sizes covering the entire surface. You may also find linear designs or details inspired by Japanese flora and fauna. Cast iron teapots also vary in capacity: you can choose a small model for a single cup, or a larger one for sharing several cups at once.
You may opt for the non-enamelled kettle version to heat water and pour it directly into your cup. There is no metallic taste, but the iron does infuse into the boiling water, subtly softening its flavour and giving teas a smoother, less bitter character. The enamelled cast iron teapot can include a removable filter or infuser, usually made from stainless steel. Any tea, from Japanese green tea and white tea to red tea and sakura, can be prepared in these teapots.
The benefits of the Japanese cast iron teapot
Choosing a Japanese cast iron teapot means taking the time to brew your tea just the way you like it. After steeping and enjoying your cup, simply hand-wash the teapot and leave it to dry with the lid open, keeping it away from the dishwasher. Brewing tea with a cast iron teapot really does make a difference.
A lasting decorative object
Choosing a cast iron teapot is also choosing a decorative piece built to last. Cast iron teapots are highly resistant to wear, though the material is porous and can crack over time. For tea lovers, it makes a truly thoughtful gift.
Exceptional heat retention
Cast iron is known for its ability to retain and distribute heat even more effectively than glass or ceramic teapots.