C\u00f3 nhi\u1ec1u ng\u01b0\u1eddi cho r\u1eb1ng g\u00e0, v\u1ecbt, c\u00e1 sau khi gi\u1ebft m\u1ed5 n\u00ean ch\u1ebf bi\u1ebfn ngay th\u00ec th\u1ee9c \u0103n s\u1ebd gi\u1eef v\u1ecb t\u01b0\u01a1i, ngon, c\u00e1c th\u00e0nh ph\u1ea7n dinh d\u01b0\u1ee1ng kh\u00f4ng b\u1ecb t\u1ed5n h\u1ea1i. S\u1ef1 th\u1ef1c kh\u00f4ng ph\u1ea3i nh\u01b0 v\u1eady. C\u00e1c \u0111\u1ed9ng v\u1eadt, sau khi gi\u1ebft m\u1ed5, m\u1ed9t s\u1ed1 c\u00e1c ch\u1ea5t c\u00f3 ho\u1ea1t t\u00ednh b\u00ean trong \u0111\u1ed9ng v\u1eadt (nh\u01b0 men) c\u0169ng nh\u01b0 m\u1ed9t s\u1ed1 t\u1ed5 ch\u1ee9c trong c\u01a1 th\u1ec3 v\u1eabn c\u00f2n ti\u1ebfn h\u00e0nh m\u1ed9t lo\u1ea1t c\u00e1c ph\u1ea3n \u1ee9ng sinh ho\u00e1 h\u1ecdc. Sau khi b\u1ecb gi\u1ebft m\u1ed5, th\u1ecbt \u0111\u1ed9ng v\u1eadt tr\u1ea3i qua m\u1ea5y giai \u0111o\u1ea1n bi\u1ebfn \u0111\u1ed5i: Th\u1eddi k\u1ef3 co c\u1ee9ng, th\u1eddi k\u1ef3 ch\u00edn mu\u1ed3i v\u00e0 th\u1eddi k\u1ef3 b\u1ecb ch\u1ea3y n\u01b0\u1edbc, th\u1eddi k\u1ef3 b\u1ecb th\u1ed1i r\u1eefa, th\u1ebf th\u00ec vi\u1ec7c ch\u1ebf bi\u1ebfn n\u00ean th\u1ef1c hi\u1ec7n v\u00e0o th\u1eddi k\u1ef3 n\u00e0o l\u00e0 t\u1ed1t nh\u1ea5t?<\/p>\n\n\n\n
Qua k\u1ebft qu\u1ea3 ki\u1ec3m nghi\u1ec7m ho\u00e1 h\u1ecdc c\u1ee7a th\u1ef1c ph\u1ea9m cho th\u1ea5y, th\u1ecbt c\u1ea7m th\u00fa sau khi gi\u1ebft m\u1ed5 th\u01b0\u1eddng c\u00f3 t\u00ednh ki\u1ec1m y\u1ebfu, c\u00f3 \u0111\u1ed9 pH = 7,2 \u00f7 7,4. B\u1ea5y gi\u1edd th\u1ecbt c\u00f3 v\u1ebb m\u1ec1m, c\u00f3 n\u01b0\u1edbc ch\u1ea3y ra n\u00ean th\u1ecbt \u1edf tr\u1ea1ng th\u00e1i \u01b0\u1edbt. Sau \u0111\u00f3 do t\u00e1c d\u1ee5ng c\u1ee7a men amylaza, ch\u1ea5t \u0111\u01b0\u1eddng \u0111\u1ed9ng v\u1eadt (tinh b\u1ed9t \u0111\u1ed9ng v\u1eadt, \u0111\u01b0\u1eddng glucoza) chuy\u1ec3n ho\u00e1 th\u00e0nh axit lactic, th\u1ecbt s\u1ebd c\u00f3 \u0111\u1ed9 pH = 5,0 \u00f7 5,5. C\u00e1c ch\u1ea5t protein b\u1eaft \u0111\u1ea7u tr\u1edf n\u00ean c\u1ee9ng v\u00e0 th\u1ecbt b\u01b0\u1edbc v\u00e0o th\u1eddi k\u1ef3 b\u1ecb c\u1ee9ng. Khi th\u1ecbt \u0111ang \u1edf th\u1eddi k\u1ef3 \u01b0\u1edbt ho\u1eb7c \u0111ang c\u1ee9ng, c\u00e1c protein trong th\u1ecbt ch\u01b0a b\u1eaft \u0111\u1ea7u ph\u00e2n gi\u1ea3i, th\u1ecbt v\u1eabn \u1edf tr\u1ea1ng th\u00e1i cu\u1ed9n kh\u00fac r\u1eafn ch\u1eafc. B\u00e2y gi\u1edd n\u1ebfu \u0111em ch\u1ebf bi\u1ebfn th\u00ec kh\u00f4ng c\u00f3 l\u1ee3i cho vi\u1ec7c h\u1ea5p th\u1ee5 th\u00e0nh ph\u1ea7n dinh d\u01b0\u1ee1ng c\u1ee7a c\u01a1 th\u1ec3.<\/p>\n\n\n\n
Sau \u0111\u00f3 h\u1ee3p ch\u1ea5t polyphotpho glucozit trong th\u1ecbt b\u1eaft \u0111\u1ea7u ph\u00e2n gi\u1ea3i nhanh \u0111\u1ec3 cho axit photphoric. B\u1ea5y gi\u1edd men amylaza c\u0169ng ph\u00e1t huy t\u00e1c d\u1ee5ng. Th\u1ecbt t\u1eeb tr\u1ea1ng th\u00e1i c\u1ee9ng b\u1eaft \u0111\u1ea7u m\u1ec1m. Th\u1ecbt b\u1eaft \u0111\u1ea7u c\u00f3 t\u00ednh \u0111\u00e0n h\u1ed3i v\u00e0 d\u1ec5 ch\u1ea3y n\u01b0\u1edbc. \u1ede b\u1ec1 m\u1eb7t mi\u1ebfng th\u1ecbt xu\u1ea5t hi\u1ec7n l\u1edbp m\u00e0ng b\u00f3ng, b\u1ea3o v\u1ec7 kh\u00f4ng cho vi sinh v\u1eadt x\u00e2m nh\u1eadp v\u00e0o b\u00ean trong. B\u1ea5y gi\u1edd th\u1ecbt b\u01b0\u1edbc v\u00e0o th\u1eddi k\u1ef3 ch\u00edn mu\u1ed3i. Trong th\u1eddi k\u1ef3 ch\u00edn mu\u1ed3i, \u1edf c\u00e1c ch\u1ea5t protein l\u1ea1i x\u1ea3y ra m\u1ed9t b\u01b0\u1edbc bi\u1ebfn \u0111\u1ed5i n\u1eefa, c\u1ea5u tr\u00fac cu\u1ed9n b\u1eaft \u0111\u1ea7u bung d\u1ea7n, l\u1ecfng ra. D\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a men, protein b\u1eaft \u0111\u1ea7u ph\u00e2n gi\u1ea3i th\u00e0nh amino axit. L\u00fac \u1ea5y n\u1ebfu \u0111em ch\u1ebf bi\u1ebfn n\u1ea5u n\u01b0\u1edbng c\u01a1 th\u1ec3 d\u1ec5 d\u00e0ng h\u1ea5p th\u1ee5 c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng, c\u00e1c amino axit trong n\u01b0\u1edbc th\u1ecbt l\u00e0m v\u1ecb c\u1ee7a th\u1ecbt \u0111\u01b0\u1ee3c t\u01b0\u01a1i ngon h\u01a1n.<\/p>\n\n\n\n
S\u1edf d\u0129 n\u00f3i “t\u1ef1 ho\u00e0 tan” l\u00e0 ch\u1ec9 vi\u1ec7c th\u1ecbt x\u1ea3y ra qu\u00e1 tr\u00ecnh ph\u00e2n gi\u1ea3i nhanh amino axit. V\u00ec amino axit d\u1ec5 tan trong n\u01b0\u1edbc n\u00ean ng\u01b0\u1eddi ta n\u00f3i trong th\u1ecbt \u0111\u00e3 x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng t\u1ef1 ho\u00e0 tan. Th\u1ef1c t\u1ebf th\u00ec khi th\u1ecbt \u0111i v\u00e0o tr\u1ea1ng th\u00e1i c\u1ee9ng nh\u1ea5t l\u00e0 \u0111\u00e3 b\u1eaft \u0111\u1ea7u qu\u00e1 tr\u00ecnh m\u1ec1m, v\u00e0 b\u1eaft \u0111\u1ea7u t\u1ef1 ho\u00e0 tan, qu\u00e1 tr\u00ecnh t\u1ef1 ho\u00e0 tan ch\u01b0a r\u00f5 r\u00e0ng ch\u00ednh l\u00e0 th\u1eddi k\u1ef3 ch\u00edn mu\u1ed3i. Khi qu\u00e1 tr\u00ecnh t\u1ef1 ho\u00e0 tan \u0111\u00e3 tr\u1edf n\u00ean r\u00f5 r\u00e0ng th\u00ec b\u00e1o hi\u1ec7u \u0111\u00e3 x\u1ea3y ra t\u00e1c d\u1ee5ng c\u1ee7a vi sinh v\u1eadt, th\u1ecbt b\u01b0\u1edbc v\u00e0o th\u1eddi k\u1ef3 d\u1ea7n d\u1ea7n b\u1ecb ph\u00e2n hu\u1ef7 v\u00e0 \u0111i \u0111\u1ebfn th\u1ed1i r\u1eefa.<\/p>\n\n\n\n
Do \u0111\u00f3 c\u00f3 th\u1ec3 th\u1ea5y, th\u1ecbt c\u1ea7m th\u00fa, sau khi gi\u1ebft m\u1ed5 kh\u00f4ng n\u00ean ch\u1ebf bi\u1ebfn ngay. Ch\u1ec9 n\u00ean ch\u1ebf bi\u1ebfn, n\u1ea5u khi th\u1ecbt \u0111\u00e3 b\u01b0\u1edbc v\u00e0o th\u1eddi k\u1ef3 ch\u00edn mu\u1ed3i, l\u00fac b\u1eaft \u0111\u1ea7u th\u1eddi k\u1ef3 t\u1ef1 ho\u00e0 tan. B\u1ea5y gi\u1edd l\u00e0 l\u00fac gi\u00e1 tr\u1ecb dinh d\u01b0\u1ee1ng c\u1ee7a th\u1ecbt cao nh\u1ea5t. N\u00f3i chung l\u00e0 th\u1ecbt g\u00e0, th\u1ecbt v\u1ecbt sau khi gi\u1ebft m\u1ed5 4-6 gi\u1edd \u0111em ch\u1ebf bi\u1ebfn l\u00e0 th\u00edch h\u1ee3p nh\u1ea5t. Th\u1ecbt b\u00f2, th\u1ecbt l\u1ee3n, th\u1ecbt d\u00ea sau khi gi\u1ebft m\u1ed5 v\u00e0o 1 -2 gi\u1edd, c\u00f2n m\u00f9a \u0111\u00f4ng ch\u00ed \u00edt l\u00e0 4 gi\u1edd m\u1edbi ch\u1ebf bi\u1ebfn l\u00e0 th\u00edch h\u1ee3p. Th\u1ecbt c\u00e1 \u0111\u1ec3 b\u1ea3o qu\u1ea3n trong t\u1ee7 l\u1ea1nh th\u00ec th\u1eddi gian ch\u00edn mu\u1ed3i k\u00e9o d\u00e0i, th\u1ecbt b\u00e0y trong t\u1ee7 b\u1ea3o qu\u1ea3n l\u1ea1nh \u1edf c\u00e1c c\u1eeda h\u00e0ng ch\u00ednh l\u00e0 cho tr\u1ea3i qua qu\u00e1 tr\u00ecnh ch\u00edn mu\u1ed3i, gi\u00e1 tr\u1ecb dinh d\u01b0\u1ee1ng so v\u1edbi th\u1ecbt t\u01b0\u01a1i kh\u00f4ng nh\u1eefng kh\u00f4ng b\u1ecb gi\u1ea3m m\u00e0 c\u00f3 khi c\u00f2n t\u0103ng h\u01a1n.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: Ch\u1ea5t l\u01b0\u1ee3ng th\u1ecbt; Th\u1eddi gian ch\u1ebf bi\u1ebfn th\u00edch h\u1ee3p.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
C\u00f3 nhi\u1ec1u ng\u01b0\u1eddi cho r\u1eb1ng g\u00e0, v\u1ecbt, c\u00e1 sau khi gi\u1ebft m\u1ed5 n\u00ean ch\u1ebf bi\u1ebfn ngay th\u00ec th\u1ee9c \u0103n s\u1ebd gi\u1eef v\u1ecb t\u01b0\u01a1i, ngon, c\u00e1c th\u00e0nh ph\u1ea7n dinh d\u01b0\u1ee1ng kh\u00f4ng b\u1ecb t\u1ed5n h\u1ea1i. S\u1ef1 th\u1ef1c kh\u00f4ng ph\u1ea3i nh\u01b0 v\u1eady. C\u00e1c \u0111\u1ed9ng v\u1eadt, sau khi gi\u1ebft m\u1ed5, m\u1ed9t s\u1ed1 c\u00e1c ch\u1ea5t c\u00f3 ho\u1ea1t t\u00ednh b\u00ean trong […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[8,15],"tags":[],"class_list":["post-8052","post","type-post","status-publish","format-standard","hentry","category-hoa-hoc","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8052","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=8052"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8052\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8052"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8052"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8052"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}