Use 9barista to make Ristretto comparison with or without the new tube

9barista use Ristretto absorption tube, the best and fast way for 9barista making Ristretto
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[@user-bw4dj7wb6f]

哪有向烟囱注水这么傻的操作的😂，直接注水到刻度线就行

[@philyao2025]

烟囱注水是制作ristretto的官方指导操作