{"id":8230,"date":"2023-12-03T17:10:55","date_gmt":"2023-12-03T10:10:55","guid":{"rendered":"https:\/\/olphs.net\/?p=8230"},"modified":"2024-05-17T13:54:04","modified_gmt":"2024-05-17T06:54:04","slug":"vi-sao-cafe-co-vi-dang-cafe-co-vi-dang-tu-dau","status":"publish","type":"post","link":"https:\/\/olphs.net\/vi-dang-cafe\/","title":{"rendered":"Hi\u1ec3u v\u1ec1 v\u1ecb \u0111\u1eafng trong c\u00e0 ph\u00ea – Ngu\u1ed3n g\u1ed1c v\u1ecb \u0111\u1eafng cafe"},"content":{"rendered":"

Nh\u1eafc \u0111\u1ebfn cafe, ng\u01b0\u1eddi ta th\u01b0\u1eddng li\u00ean t\u01b0\u1edfng ngay \u0111\u1ebfn v\u1ecb \u0111\u1eb1ng. V\u1ecb \u0111\u1eafng cafe<\/a><\/strong> kh\u00f4ng kh\u00f3 ch\u1ecbu m\u00e0 t\u1ea1o n\u00ean s\u1ef1 h\u1ea5p d\u1eabn, g\u00e2y l\u01b0u luy\u1ebfn \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi tr\u00f3t y\u00eau m\u00f3n n\u01b0\u1edbc n\u00e0y. <\/span>Nh\u01b0ng t\u1ea1i sao cafe v\u1ecb \u0111\u1eafng l\u1ea1i c\u00f3 h\u01b0\u01a1ng v\u1ecb \u0111\u1ed9c \u0111\u00e1o \u0111\u1ebfn v\u1eady? <\/span><\/p>\n

Trong b\u00e0i vi\u1ebft n\u00e0y, h\u00e3y c\u00f9ng Simexcodl tr\u1ea3 l\u1eddi chi ti\u1ebft c\u00e2u h\u1ecfi \u1ea5y qua b\u00e0i vi\u1ebft sau \u0111\u00e2y, qu\u00fd kh\u00e1ch h\u00e3y c\u00f9ng ch\u00fang t\u00f4i kh\u00e1m ph\u00e1 nh\u1eefng th\u00f4ng tin ch\u1ec9 c\u00f3 duy nh\u1ea5t t\u1ea1i Simexcodl!<\/span><\/p>\n

V\u1ecb \u0111\u1eafng cafe l\u00e0 g\u00ec? Cafe \u0111\u1eafng \u1edf giai \u0111o\u1ea1n n\u00e0o?<\/b><\/h2>\n

C\u00e1c b\u1ea1n ch\u1eafc s\u1ebd c\u00f2n nh\u1edb \u0111\u1ebfn nh\u1eefng v\u1ecb \u0111\u1eafng trong c\u00e1c m\u00f3n \u0103n th\u01b0\u1eddng ng\u00e0y nh\u01b0 kh\u1ed5 qua, tr\u00e0 xanh, b\u01b0\u1edfi,… Nh\u01b0ng v\u1ecb \u0111\u1eafng c\u1ee7a cafe l\u1ea1i c\u00f3 s\u1ef1 \u0111\u1ed9c \u0111\u00e1o v\u00e0 h\u1ea5p d\u1eabn g\u1ea5p nhi\u1ec1u l\u1ea7n. Khi th\u01b0\u1edfng th\u1ee9c cafe, ngay sau t\u1ea7ng v\u1ecb chua th\u00ec v\u1ecb gi\u00e1c s\u1ebd c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c v\u1ecb \u0111\u1eafng cafe. H\u01b0\u01a1ng v\u1ecb \u1ea5y \u0111\u1ebfn t\u1eeb m\u1ed9t h\u1ee3p ch\u1ea5t t\u1ea1o v\u1ecb \u0111\u1eafng trong c\u00e0 ph\u00ea c\u00f3 t\u00ean l\u00e0 CGA (Chlorogenic Acid). Trong qu\u00e1 tr\u00ecnh \u0111\u01b0\u1ee3c rang xay \u1edf nhi\u1ec7t \u0111\u1ed9 cao, 2 ch\u1ea5t n\u00e0y s\u1ebd t\u00e1ch ra \u0111\u1ec3 t\u1ea1o n\u00ean m\u1ed9t v\u1ecb \u0111\u1eafng r\u1ea5t ri\u00eang.<\/span><\/p>\n

Th\u00f4ng th\u01b0\u1eddng trong t\u1ef1 nhi\u00ean, c\u00e1c lo\u1ea1i h\u1ea1t cafe truy\u1ec1n th\u00f4ng \u0111\u00e3 s\u1edf h\u1eefu v\u1ecb \u0111\u1eafng s\u1eb5n c\u00f3.K\u1ebft h\u1ee3p v\u1edbi qu\u00e1 tr\u00ecnh rang h\u1ea1t m\u00e0 cafe c\u00f3 s\u1ef1 thay \u0111\u1ed5i trong c\u00e1c h\u1ee3p ch\u1ea5t c\u0169ng nh\u01b0 c\u00e1c y\u1ebfu t\u1ed1 b\u00ean ngo\u00e0i. H\u1ea1t cafe sau rang s\u1ebd c\u00f3 h\u01b0\u01a1ng th\u01a1m h\u01a1n v\u00e0 v\u1ecb \u0111\u1eafng h\u01a1n.<\/span><\/p>\n

\"V\u1ecb<\/a>

V\u1ecb \u0111\u1eafng c\u1ee7a cafe c\u0169ng c\u00f3 s\u1ef1 g\u00f3p ph\u1ea7n c\u1ee7a caffeine<\/em><\/p><\/div>\n

V\u1ecb \u0111\u1eafng cafe nguy\u00ean ch\u1ea5t c\u00f3 t\u1eeb \u0111\u00e2u?\u00a0<\/b><\/h2>\n

Nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u1edf tr\u00ean, v\u1ecb \u0111\u1eafng cafe do h\u1ee3p ch\u1ea5t CGA (Chlorogenic Acid) t\u1ea1o ra. M\u1eb7c d\u00f9 l\u00e0 m\u1ed9t axit nh\u01b0ng ch\u00fang l\u1ea1i c\u00f3 v\u1ecb \u0111\u1eafng. Trong qu\u00e1 tr\u00ecnh gia nhi\u1ec7t, h\u1ee3p ch\u1ea5t s\u1ebd \u0111\u01b0\u1ee3c t\u00e1ch ra v\u00e0 tr\u1edf th\u00e0nh Quinic v\u00e0 axit caffenic. Nh\u1edd v\u00e0o 2 ch\u1ea5t n\u00e0y m\u00e0 cafe s\u1edf h\u1eefu m\u1ed9t v\u1ecb \u0111\u1eafng v\u00f4 c\u00f9ng \u0111\u1eb7c tr\u01b0ng. C\u00e0ng t\u0103ng th\u1eddi gian gia nhi\u1ec7t th\u00ec 2 ch\u1ea5t n\u00e0y ti\u1ebfp t\u1ee5c \u0111\u01b0\u1ee3c t\u00e1ch ra v\u00e0 l\u00e0m t\u0103ng th\u00eam \u0111\u1ed9 \u0111\u1eafng. M\u1ed9t \u0111i\u1ec1u th\u00fa v\u1ecb l\u00e0 h\u1ee3p ch\u1ea5t CGA c\u00f3 nhi\u1ec1u trong Robusta h\u01a1n l\u00e0 Arabica.<\/span><\/p>\n

Ngo\u00e0i ra, v\u1ecb \u0111\u1eafng cafe c\u00f2n l\u00e0 m\u1ed9t s\u1ef1 c\u1ed9ng h\u01b0\u1edfng t\u1eeb nhi\u1ec1u ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc trong qu\u00e1 tr\u00ecnh rang h\u1ea1t. \u0110\u1ea7u ti\u00ean l\u00e0 do Melanoidin, m\u1ed9t s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c t\u1ea1o ra sau ph\u1ea3n \u1ee9ng gi\u1eefa c\u00e1c axit amin v\u00e0 \u0111\u01b0\u1eddng c\u00f3 trong h\u1ea1t cafe khi rang \u1edf nhi\u1ec7t \u0111\u1ed9 cao. Ch\u1ea5t n\u00e0y th\u01b0\u1eddng c\u00f3 m\u00e0u \u0111en v\u00e0 mang v\u1ecb \u0111\u1eafng.<\/span><\/p>\n

M\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng \u0111\u1ec3 t\u1ea1o n\u00ean v\u1ecb \u0111\u1eafng c\u1ee7a cafe l\u00e0 do Cafein. \u0110i\u1ec3n h\u00ecnh l\u00e0 h\u00e0m l\u01b0\u1ee3ng cafein m\u00e0 h\u1ea1t Robusta s\u1edf h\u1eefu cao h\u01a1n Arabica n\u00ean v\u1ecb c\u1ee7a ch\u00fang c\u0169ng \u0111\u1eafng h\u01a1n.<\/span><\/p>\n

Tuy nhi\u00ean, kh\u00f4ng ph\u1ea3i c\u00f9ng lo\u1ea1i cafe s\u1ebd c\u00f3 v\u1ecb \u0111\u1eafng gi\u1ed1ng nhau. T\u00f9y thu\u1ed9c v\u00e0o gi\u1ed1ng cafe, ph\u01b0\u01a1ng ph\u00e1p tr\u1ed3ng, th\u1ed5 nh\u01b0\u1ee1ng, c\u00e1ch rang v\u00e0 nhi\u1ec7t \u0111\u1ed9 rang m\u00e0 sinh ra nh\u1eefng h\u01b0\u01a1ng v\u1ecb kh\u00e1c nhau. \u0110\u00e2y c\u0169ng l\u00e0 \u0111i\u1ec1u th\u00fa v\u1ecb t\u1ea1o n\u00ean c\u00e1i \u0111\u1eafng ri\u00eang bi\u1ec7t c\u1ee7a cafe.<\/span><\/p>\n

\"V\u1ecb<\/a>

V\u1ecb \u0111\u1eafng cafe \u0111\u1ebfn t\u1eeb Cafein, Axit Quinic, n\u1ea5m m\u1ed1c ho\u1eb7c Carbon<\/em><\/p><\/div>\n

Y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn v\u1ecb \u0111\u1eafng trong c\u00e0 ph\u00ea<\/b><\/h2>\n

Gi\u1ed1ng cafe<\/b><\/h3>\n

\u0110a ph\u1ea7n nh\u1eafc \u0111\u1ebfn v\u1ecb \u0111\u1eafng c\u1ee7a c\u00e0 ph\u00ea<\/strong> ng\u01b0\u1eddi ta th\u01b0\u1eddng ch\u1ec9 t\u1eadp trung v\u00e0o v\u1ea5n \u0111\u1ec1 rang h\u1ea1t. Nh\u01b0ng gi\u1ed1ng h\u1ea1t m\u1edbi ch\u00ednh l\u00e0 th\u1ee9 quy\u1ebft \u0111\u1ecbnh v\u1ecb \u0111\u1eafng c\u1ee7a m\u1ed9t t\u00e1ch cafe. H\u1ea1t Robusta mang v\u1ecb \u0111\u1eafng \u0111\u1eadm h\u01a1n h\u1ea1t Arabica. <\/span>Nguy\u00ean nh\u00e2n l\u00e0 do Robusta c\u00f3 h\u00e0m l\u01b0\u1ee3ng CGA cao h\u01a1n 2% v\u00e0 h\u00e0m l\u01b0\u1ee3ng cafein c\u1ee7a ch\u00fang g\u1ea7n nh\u01b0 g\u1ea5p \u0111\u00f4i h\u1ea1t Arabica. M\u1ed9t s\u1ef1 th\u1eadt l\u00e0 h\u00e0m l\u01b0\u1ee3ng CGA trong c\u00e1c h\u1ea1t cafe kh\u00f4ng c\u1ed1 \u0111\u1ecbnh. Ch\u00fang b\u1ecb \u1ea3nh h\u01b0\u1edfng r\u1ea5t nhi\u1ec1u t\u1eeb c\u00e1c y\u1ebfu t\u1ed1 b\u00ean ngo\u00e0i nh\u01b0 th\u1eddi \u0111i\u1ec3m thu ho\u1ea1ch, \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng, c\u00e1ch th\u1ee9c canh t\u00e1c, \u0111\u1ed9 cao,….<\/span><\/p>\n

Qu\u00e1 tr\u00ecnh rang<\/b><\/h3>\n

Nh\u00ecn chung th\u00ec v\u1ecb \u0111\u1eafng cafe \u0111\u00e3 c\u00f3 s\u1eb5n trong h\u1ea1t. Quy tr\u00ecnh rang nh\u01b0 m\u1ed9t c\u00e1ch th\u1ee9c t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng ho\u00e0n h\u1ea3o gi\u00fap c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc x\u1ea3y ra. Nh\u1eb1m t\u0103ng th\u00eam v\u1ecb th\u01a1m v\u00e0 \u0111\u1eafng c\u1ee7a cafe.\u00a0<\/span><\/p>\n

Kho\u1ea3ng th\u1eddi gian tr\u01b0\u1edbc, khi ch\u01b0a c\u00f3 qu\u00e1 nhi\u1ec1u c\u00f4ng c\u1ee5 hi\u1ec7n \u0111\u1ea1i c\u0169ng nh\u01b0 kinh nghi\u1ec7m v\u1ec1 c\u00e0 ph\u00ea nh\u00e2n. \u0110\u1ec3 d\u1ec5 chi\u1ebft xu\u1ea5t ra ch\u1ea5t, ch\u00fang ta th\u01b0\u1eddng rang \u0111\u1eadm h\u1ea1t cafe \u1edf nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ec3 \u0111\u1ec3 t\u00e1ch Quinic v\u00e0 axit caffenic ra kh\u1ecfi h\u1ee3p ch\u1ea5t. V\u00ec th\u1ebf m\u00e0 h\u01b0\u01a1ng v\u1ecb v\u00e0 v\u1ecb \u0111\u1eafng cafe t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u01a1n gi\u1ea3n<\/span><\/p>\n

Ng\u00e0y nay, v\u1edbi c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i, b\u00ean c\u1ea1nh rang \u0111\u1eadm ta c\u00f2n s\u1eed d\u1ee5ng quy tr\u00ecnh rang nh\u1ea1t. Gi\u00fap cho cafe c\u00f3 h\u01b0\u01a1ng v\u1ecb tinh t\u1ebf v\u00e0 ph\u1ee9c t\u1ea1p h\u01a1n. C\u00e1c quy tr\u00ecnh rang \u0111\u00e3 l\u00e0m \u0111a d\u1ea1ng h\u01a1n h\u01b0\u01a1ng v\u1ecb v\u00e0 g\u00f3p ph\u1ea7n mang \u0111\u1ebfn c\u00e1c v\u1ecb \u0111\u1eafng cafe kh\u00e1c bi\u1ec7t.<\/span><\/p>\n

C\u00e1ch chi\u1ebft xu\u1ea5t cafe<\/b><\/h3>\n

Cu\u1ed1i c\u00f9ng, v\u1ecb \u0111\u1eafng cafe tr\u01b0\u1edbc khi \u0111\u01b0\u1ee3c ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1edfng th\u1ee9c s\u1ebd b\u1ecb \u1ea3nh h\u01b0\u1edfng t\u1eeb c\u00e1ch chi\u1ebft xu\u1ea5t. T\u1ef7 l\u1ec7, l\u01b0\u1ee3ng cafe xay, l\u01b0\u1ee3ng n\u01b0\u1edbc, th\u1eddi gian chi\u1ebft xu\u1ea5t l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 ti\u00ean quy\u1ebft khi pha c\u00e0 ph\u00ea. C\u00f3 3 tr\u01b0\u1eddng h\u1ee3p chi\u1ebft xu\u1ea5t th\u01b0\u1edfng x\u1ea3y ra<\/span><\/p>\n