就是腎形的豆。如果沒長老就連豆角皮炒著吃，一點不澀。張老了煮豆吃，就有澀味，湯不好喝。紅豆和黑豆綠豆的湯都挺好喝。

來源: 紅辣椒66 於 2025-12-05 07:51:04 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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