{"id":1343,"date":"2026-05-28T21:10:51","date_gmt":"2026-05-28T14:10:51","guid":{"rendered":"https:\/\/nieedecoffee.com\/?p=1343"},"modified":"2026-05-28T21:10:54","modified_gmt":"2026-05-28T14:10:54","slug":"cach-rang-ca-phe","status":"publish","type":"post","link":"https:\/\/nieedecoffee.com\/zh\/2026\/05\/28\/cach-rang-ca-phe\/","title":{"rendered":"\u5982\u4f55\u70d8\u7119\u5496\u5561"},"content":{"rendered":"

\u0110\u1ec3 rang \u0111\u01b0\u1ee3c m\u1ed9t m\u1ebb c\u00e0 ph\u00ea ngon, \u1ed5n \u0111\u1ecbnh v\u00e0 khai th\u00e1c h\u1ebft ti\u1ec1m n\u0103ng h\u01b0\u01a1ng v\u1ecb b\u1eb1ng m\u00e1y rang, qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa ngh\u1ec7 thu\u1eadt c\u1ea3m quan<\/strong> v\u00e0 khoa h\u1ecdc ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 (Profile rang)<\/strong>.<\/p>\n\n\n\n

D\u01b0\u1edbi \u0111\u00e2y l\u00e0 quy tr\u00ecnh v\u00e0 c\u00e1c nguy\u00ean t\u1eafc c\u1ed1t l\u00f5i gi\u00fap b\u1ea1n l\u00e0m ch\u1ee7 chi\u1ebfc m\u00e1y rang c\u1ee7a m\u00ecnh \u0111\u1ec3 cho ra m\u1ebb c\u00e0 ph\u00ea ch\u1ea5t l\u01b0\u1ee3ng nh\u1ea5t.<\/p>\n\n\n\n

1. Chu\u1ea9n b\u1ecb tr\u01b0\u1edbc khi rang<\/h2>\n\n\n\n
    \n
  • Ch\u1ecdn nh\u00e2n xanh (Green Bean) \u0111\u1ed3ng \u0111\u1ec1u:<\/strong> \u0110\u1ea3m b\u1ea3o c\u00e0 ph\u00ea nh\u00e2n \u0111\u00e3 \u0111\u01b0\u1ee3c s\u00e0ng l\u1ecdc k\u1ef9, \u0111\u1ed9 \u1ea9m l\u00fd t\u01b0\u1edfng t\u1eeb 10% \u2013 12%<\/strong>. H\u1ea1t \u0111\u1ec1u size (v\u00ed d\u1ee5: S18) s\u1ebd gi\u00fap m\u1ebb rang ch\u00edn \u0111\u1ec1u t\u1eeb trong ra ngo\u00e0i, tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng h\u1ea1t b\u1ecb ch\u00e1y c\u1ea1nh trong khi b\u00ean trong ch\u01b0a ch\u00edn.<\/li>\n\n\n\n
  • L\u00e0m n\u00f3ng m\u00e1y (Pre-heat):<\/strong> Lu\u00f4n l\u00e0m n\u00f3ng tr\u1ed1ng rang tr\u01b0\u1edbc khi cho c\u00e0 ph\u00ea v\u00e0o kho\u1ea3ng 15\u201320 ph\u00fat \u0111\u1ec3 nhi\u1ec7t \u0111\u1ed9 trong l\u00f2ng tr\u1ed1ng \u1ed5n \u0111\u1ecbnh. Nhi\u1ec7t \u0111\u1ed9 n\u1ea1p thi\u1ebft l\u1eadp t\u00f9y v\u00e0o k\u00edch th\u01b0\u1edbc h\u1ea1t v\u00e0 \u0111\u1ed9 \u1ea9m, th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 180\u00b0C \u2013 210\u00b0C<\/strong>.<\/li>\n\n\n\n
  • V\u1ec7 sinh l\u1ed3ng rang:<\/strong> \u0110\u1ea3m b\u1ea3o nong rang v\u00e0 h\u1ec7 th\u1ed1ng h\u00fat v\u1ecf l\u1ee5a s\u1ea1ch s\u1ebd \u0111\u1ec3 kh\u00f4ng l\u00e0m \u00e1m m\u00f9i kh\u00f3i hay m\u00f9i kh\u00e9t c\u1ee7a m\u1ebb c\u0169 sang m\u1ebb m\u1edbi.<\/li>\n<\/ul>\n\n\n\n

    2. C\u00e1c giai \u0111o\u1ea1n c\u1ed1t l\u00f5i trong m\u1ed9t Profile rang chu\u1ea9n<\/h2>\n\n\n\n

    M\u1ed9t m\u1ebb rang b\u1eb1ng m\u00e1y chuy\u00ean nghi\u1ec7p th\u01b0\u1eddng k\u00e9o d\u00e0i t\u1eeb 9 \u2013 13 ph\u00fat<\/strong> (t\u00f9y v\u00e0o c\u00f4ng ngh\u1ec7 h\u1ed3i nhi\u1ec7t v\u00e0 gu rang), tr\u1ea3i qua 4 giai \u0111o\u1ea1n ch\u00ednh sau:<\/p>\n\n\n\n

    Giai \u0111o\u1ea1n 1: \u0110i\u1ec3m h\u1ed3i nhi\u1ec7t (Turning Point – TP)<\/h3>\n\n\n\n
      \n
    • Khi \u0111\u1ed5 c\u00e0 ph\u00ea nh\u00e2n (nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng) v\u00e0o tr\u1ed1ng rang \u0111ang n\u00f3ng, nhi\u1ec7t \u0111\u1ed9 hi\u1ec3n th\u1ecb tr\u00ean m\u00e1y s\u1ebd gi\u1ea3m nhanh ch\u00f3ng.<\/li>\n\n\n\n
    • Sau kho\u1ea3ng 1\u20131.5 ph\u00fat, nhi\u1ec7t \u0111\u1ed9 d\u1eebng gi\u1ea3m v\u00e0 b\u1eaft \u0111\u1ea7u t\u0103ng tr\u1edf l\u1ea1i. \u0110i\u1ec3m th\u1ea5p nh\u1ea5t \u0111\u00f3 g\u1ecdi l\u00e0 Turning Point<\/strong>. \u0110i\u1ec3m n\u00e0y l\u00fd t\u01b0\u1edfng nh\u1ea5t l\u00e0 n\u1eb1m trong kho\u1ea3ng 90\u00b0C \u2013 100\u00b0C<\/strong>.<\/li>\n<\/ul>\n\n\n\n

      Giai \u0111o\u1ea1n 2: L\u00e0m kh\u00f4 (Drying Phase)<\/h3>\n\n\n\n
        \n
      • \u6e29\u5ea6\uff1a<\/strong> T\u1eeb Turning Point \u0111\u1ebfn kho\u1ea3ng 150\u00b0C<\/strong>.<\/li>\n\n\n\n
      • Hi\u1ec7n t\u01b0\u1ee3ng:<\/strong> C\u00e0 ph\u00ea h\u1ea5p th\u1ee5 nhi\u1ec7t, n\u01b0\u1edbc trong h\u1ea1t b\u1eaft \u0111\u1ea7u bay h\u01a1i. M\u00e0u s\u1eafc h\u1ea1t chuy\u1ec3n d\u1ea7n t\u1eeb xanh \u0111\u1eadm sang xanh nh\u1ea1t, r\u1ed3i ng\u1ea3 sang v\u00e0ng chanh.<\/li>\n\n\n\n
      • L\u01b0u \u00fd:<\/em> Giai \u0111o\u1ea1n n\u00e0y c\u1ea7n cung c\u1ea5p \u0111\u1ee7 nhi\u1ec7t \u0111\u1ec3 h\u1ea1t tho\u00e1t n\u01b0\u1edbc \u0111\u1ec1u, chu\u1ea9n b\u1ecb cho c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc ti\u1ebfp theo.<\/li>\n<\/ul>\n\n\n\n

        Giai \u0111o\u1ea1n 3: Ph\u1ea3n \u1ee9ng Maillard & Caramel h\u00f3a (Yellowing \u0111\u1ebfn Crack 1)<\/h3>\n\n\n\n
          \n
        • \u6e29\u5ea6\uff1a<\/strong> T\u1eeb 150\u00b0C<\/strong> \u0111\u1ebfn kho\u1ea3ng 195\u00b0C \u2013 200\u00b0C<\/strong>.<\/li>\n\n\n\n
        • Hi\u1ec7n t\u01b0\u1ee3ng:<\/strong> H\u1ea1t chuy\u1ec3n t\u1eeb m\u00e0u v\u00e0ng sang m\u00e0u n\u00e2u nh\u1ea1t. \u0110\u00e2y l\u00e0 l\u00fac c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc quan tr\u1ecdng nh\u1ea5t di\u1ec5n ra: \u0111\u01b0\u1eddng v\u00e0 axit amin t\u01b0\u01a1ng t\u00e1c (Maillard) t\u1ea1o ra h\u01b0\u01a1ng th\u01a1m t\u1ef1 nhi\u00ean (m\u00f9i b\u00e1nh m\u00ec n\u01b0\u1edbng, m\u00f9i c\u1ecf kh\u00f4, r\u1ed3i chuy\u1ec3n sang m\u00f9i c\u00e1c lo\u1ea1i h\u1ea1t, tr\u00e1i c\u00e2y).<\/li>\n\n\n\n
        • B\u00ed quy\u1ebft:<\/em> Ki\u1ec3m so\u00e1t t\u1ed1c \u0111\u1ed9 t\u0103ng nhi\u1ec7t (RoR – Rate of Rise)<\/strong> \u1edf giai \u0111o\u1ea1n n\u00e0y c\u1ef1c k\u1ef3 quan tr\u1ecdng. RoR n\u00ean gi\u1ea3m d\u1ea7n m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0, kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ec3 t\u0103ng \u0111\u1ed9t ng\u1ed9t (g\u00e2y ch\u00e1y b\u1ec1 m\u1eb7t) ho\u1eb7c b\u1ecb kh\u1ef1ng\/drop (l\u00e0m c\u00e0 ph\u00ea b\u1ecb “baked” – m\u1ea5t h\u01b0\u01a1ng v\u1ecb, c\u00f3 v\u1ecb ph\u1eb3ng nh\u01b0 gi\u1ea5y).<\/li>\n<\/ul>\n\n\n\n

          Giai \u0111o\u1ea1n 4: N\u1ed5 l\u1ea7n 1 (First Crack) & Ph\u00e1t tri\u1ec3n h\u1ea1t (Development Time)<\/h3>\n\n\n\n
            \n
          • \u6e29\u5ea6\uff1a<\/strong> Th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n quanh m\u1ee9c 195\u00b0C \u2013 203\u00b0C<\/strong> (t\u00f9y m\u00e1y v\u00e0 t\u00f9y lo\u1ea1i h\u1ea1t).<\/li>\n\n\n\n
          • Hi\u1ec7n t\u01b0\u1ee3ng:<\/strong> \u00c1p su\u1ea5t h\u01a1i n\u01b0\u1edbc v\u00e0 kh\u00ed b\u00ean trong t\u00edch t\u1ee5 l\u00e0m h\u1ea1t n\u1edf bung, ph\u00e1t ra ti\u1ebfng n\u1ed5 “t\u00e1ch t\u00e1ch” gi\u00f2n gi\u00e3 nh\u01b0 ti\u1ebfng b\u1eafp rang b\u01a1.<\/li>\n\n\n\n
          • Ki\u1ec3m so\u00e1t th\u1eddi gian ph\u00e1t tri\u1ec3n (Development Time Ratio – DTR):<\/strong> T\u00ednh t\u1eeb ti\u1ebfng n\u1ed5 \u0111\u1ea7u ti\u00ean cho \u0111\u1ebfn khi x\u1ea3 c\u00e0 ph\u00ea. T\u1ef7 l\u1ec7 th\u1eddi gian n\u00e0y th\u01b0\u1eddng chi\u1ebfm t\u1eeb 15% \u2013 20%<\/strong> t\u1ed5ng th\u1eddi gian rang.<\/li>\n<\/ul>\n\n\n\n

            3. Ch\u1ecdn th\u1eddi \u0111i\u1ec3m x\u1ea3 h\u1ea1t (Gu rang)<\/h2>\n\n\n\n

            T\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i h\u1ea1t v\u00e0 m\u1ee5c \u0111\u00edch pha ch\u1ebf (Pha phin, Pha m\u00e1y Espresso, hay Cold Brew), b\u1ea1n s\u1ebd quy\u1ebft \u0111\u1ecbnh th\u1eddi \u0111i\u1ec3m x\u1ea3 c\u00e0 ph\u00ea ra l\u00e0m m\u00e1t:<\/p>\n\n\n\n

            C\u1ea5p \u0111\u1ed9 rang<\/th>Nhi\u1ec7t \u0111\u1ed9 \/ Th\u1eddi \u0111i\u1ec3m x\u1ea3<\/th>Ph\u00f9 h\u1ee3p v\u1edbi<\/th>\u0110\u1eb7c tr\u01b0ng h\u01b0\u01a1ng v\u1ecb<\/th><\/tr><\/thead>
            Rang S\u00e1ng (Light Roast)<\/strong><\/td>Ngay sau khi k\u1ebft th\u00fac N\u1ed5 l\u1ea7n 1 m\u1ed9t ch\u00fat.<\/td>Pha Pour Over, Chemex, Cold Brew.<\/td>Gi\u1eef l\u1ea1i nhi\u1ec1u t\u00ednh axit t\u1ef1 nhi\u00ean (v\u1ecb chua thanh), h\u01b0\u01a1ng hoa qu\u1ea3, h\u1eadu v\u1ecb thanh tho\u00e1t.<\/td><\/tr>
            Rang V\u1eeba (Medium Roast)<\/strong><\/td>Gi\u1eefa N\u1ed5 l\u1ea7n 1 v\u00e0 N\u1ed5 l\u1ea7n 2 (H\u1ea1t m\u00e0u n\u00e2u m\u00e0u s\u00f4-c\u00f4-la, b\u1ec1 m\u1eb7t kh\u00f4).<\/td>Pha Phin hi\u1ec7n \u0111\u1ea1i<\/strong>, pha m\u00e1y Espresso.<\/td>C\u00e2n b\u1eb1ng ho\u00e0n h\u1ea3o gi\u1eefa v\u1ecb chua thanh nh\u1eb9, v\u1ecb \u0111\u1eafng d\u1ecbu, h\u1eadu ng\u1ecdt s\u00e2u v\u00e0 h\u01b0\u01a1ng th\u01a1m phong ph\u00fa.<\/td><\/tr>
            Rang \u0110\u1eadm (Dark Roast)<\/strong><\/td>Ch\u1edbm ti\u1ebfng n\u1ed5 l\u1ea7n 2 (H\u1ea1t m\u00e0u n\u00e2u \u0111\u1eadm, b\u1eaft \u0111\u1ea7u c\u00f3 v\u1ebft d\u1ea7u r\u1ecbn nh\u1eb9).<\/td>Pha Phin truy\u1ec1n th\u1ed1ng<\/strong> \u0111\u1eadm \u0111\u00e0, gu m\u1ea1nh.<\/td>Axit g\u1ea7n nh\u01b0 bi\u1ebfn m\u1ea5t ho\u00e0n to\u00e0n, thay v\u00e0o \u0111\u00f3 l\u00e0 v\u1ecb \u0111\u1eafng \u0111\u1eadm, \u0111\u1eadm \u0111\u00e0 th\u1ec3 ch\u1ea5t (body d\u00e0y), th\u01a1m m\u00f9i s\u00f4-c\u00f4-la \u0111en ho\u1eb7c caramel ch\u00e1y.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

            4. L\u00e0m m\u00e1t c\u1ea5p t\u1ed1c (Cooling) – B\u01b0\u1edbc quy\u1ebft \u0111\u1ecbnh cu\u1ed1i c\u00f9ng<\/h2>\n\n\n\n
              \n
            • Sau khi b\u1ea5m x\u1ea3 c\u00e0 ph\u00ea ra khay, h\u1ec7 th\u1ed1ng qu\u1ea1t gi\u00f3 l\u00e0m m\u00e1t ph\u1ea3i \u0111\u01b0\u1ee3c b\u1eadt \u1edf c\u00f4ng su\u1ea5t t\u1ed1i \u0111a<\/strong>.<\/li>\n\n\n\n
            • Y\u00eau c\u1ea7u:<\/strong> Ph\u1ea3i l\u00e0m ngu\u1ed9i m\u1ebb c\u00e0 ph\u00ea xu\u1ed1ng nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng trong v\u00f2ng d\u01b0\u1edbi 3 \u2013 5 ph\u00fat<\/strong>.<\/li>\n\n\n\n
            • L\u00fd do:<\/em> N\u1ebfu l\u00e0m m\u00e1t qu\u00e1 ch\u1eadm, nhi\u1ec7t l\u01b0\u1ee3ng t\u00edch t\u1ee5 b\u00ean trong h\u1ea1t s\u1ebd ti\u1ebfp t\u1ee5c t\u1ef1 “\u1ee7 ch\u00edn”, khi\u1ebfn m\u1ebb rang b\u1ecb qu\u00e1 l\u1eeda (over-roasted), l\u00e0m bi\u1ebfn \u0111\u1ed5i profile h\u01b0\u01a1ng v\u1ecb mong mu\u1ed1n ban \u0111\u1ea7u.<\/li>\n<\/ul>\n\n\n\n

              5. L\u01b0u kho v\u00e0 \u1ee6 c\u00e0 ph\u00ea (Degas)<\/h2>\n\n\n\n
                \n
              • C\u00e0 ph\u00ea v\u1eeba rang xong b\u1eb1ng m\u00e1y tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng n\u00ean \u0111em pha ngay<\/strong> v\u00ec l\u01b0\u1ee3ng kh\u00ed CO2\u200b t\u00edch t\u1ee5 b\u00ean trong c\u00f2n r\u1ea5t l\u1edbn, khi pha s\u1ebd g\u00e2y hi\u1ec7n t\u01b0\u1ee3ng s\u1ee7i b\u1ecdt nhi\u1ec1u v\u00e0 l\u00e0m bi\u1ebfn \u0111\u1ed5i v\u1ecb (th\u01b0\u1eddng c\u00f3 v\u1ecb h\u01a1i g\u1eaft, ch\u00e1t).<\/li>\n\n\n\n
              • H\u00e3y b\u1ea3o qu\u1ea3n c\u00e0 ph\u00ea trong t\u00fai c\u00f3 van m\u1ed9t chi\u1ec1u (one-way valve)<\/strong> v\u00e0 \u1ee7 (degas) trong v\u00f2ng t\u1eeb 5 \u0111\u1ebfn 7 ng\u00e0y<\/strong> (\u0111\u1ed1i v\u1edbi pha phin) ho\u1eb7c 10 \u0111\u1ebfn 14 ng\u00e0y<\/strong> (\u0111\u1ed1i v\u1edbi pha Espresso). L\u00fac n\u00e0y, h\u01b0\u01a1ng v\u1ecb c\u00e0 ph\u00ea s\u1ebd \u0111\u1ea1t \u0111\u1ed9 ch\u00edn mu\u1ed3i, m\u01b0\u1ee3t m\u00e0 v\u00e0 th\u01a1m ngon nh\u1ea5t.<\/li>\n<\/ul>\n\n\n\n
                \"\"<\/figure>","protected":false},"excerpt":{"rendered":"

                \u0110\u1ec3 rang \u0111\u01b0\u1ee3c m\u1ed9t m\u1ebb c\u00e0 ph\u00ea ngon, \u1ed5n \u0111\u1ecbnh v\u00e0 khai th\u00e1c h\u1ebft ti\u1ec1m n\u0103ng h\u01b0\u01a1ng v\u1ecb b\u1eb1ng m\u00e1y rang, qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa ngh\u1ec7 thu\u1eadt c\u1ea3m quan v\u00e0 khoa h\u1ecdc ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 (Profile rang). D\u01b0\u1edbi \u0111\u00e2y l\u00e0 quy tr\u00ecnh v\u00e0 c\u00e1c nguy\u00ean t\u1eafc c\u1ed1t l\u00f5i gi\u00fap […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_angie_page":false,"page_builder":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1343","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/nieedecoffee.com\/zh\/wp-json\/wp\/v2\/posts\/1343","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nieedecoffee.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nieedecoffee.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nieedecoffee.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nieedecoffee.com\/zh\/wp-json\/wp\/v2\/comments?post=1343"}],"version-history":[{"count":1,"href":"https:\/\/nieedecoffee.com\/zh\/wp-json\/wp\/v2\/posts\/1343\/revisions"}],"predecessor-version":[{"id":1345,"href":"https:\/\/nieedecoffee.com\/zh\/wp-json\/wp\/v2\/posts\/1343\/revisions\/1345"}],"wp:attachment":[{"href":"https:\/\/nieedecoffee.com\/zh\/wp-json\/wp\/v2\/media?parent=1343"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nieedecoffee.com\/zh\/wp-json\/wp\/v2\/categories?post=1343"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nieedecoffee.com\/zh\/wp-json\/wp\/v2\/tags?post=1343"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}