In his second article on gongfu cha technique, Teaparker reminds us NOT to use a metal filter between the teapot and the cups. Metal will change the fragrance and the taste of tea.
The residues will give you additional information if you want to judge a tea for its quality. And if you just want to enjoy your tea, just think of them as charming tiny parts of beautiful, natural tea leaves.
smith&hsu 2014 紅茶驚宴：如何選水品紅茶
3 hours ago