{"id":4234,"date":"2020-04-28T16:21:44","date_gmt":"2020-04-28T08:21:44","guid":{"rendered":"https:\/\/taizyfoodmachinery.com\/?p=4234"},"modified":"2024-09-14T15:52:48","modified_gmt":"2024-09-14T07:52:48","slug":"what-is-the-reason-for-the-failure-of-yogurt-fermentation","status":"publish","type":"post","link":"https:\/\/taizyfoodmachinery.com\/vi\/what-is-the-reason-for-the-failure-of-yogurt-fermentation\/","title":{"rendered":"Nguy\u00ean nh\u00e2n khi\u1ebfn qu\u00e1 tr\u00ecnh l\u00ean men s\u1eefa chua kh\u00f4ng th\u00e0nh c\u00f4ng l\u00e0 g\u00ec?"},"content":{"rendered":"
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4.7\/5 - (28 b\u00ecnh ch\u1ecdn) <\/div> <\/div>

Cho d\u00f9 l\u00e0 s\u1eefa chua t\u1ea1i nh\u00e0 hay s\u1eed d\u1ee5ng m\u1ed9t m\u00e1y l\u00ean men s\u1eefa chua th\u01b0\u01a1ng m\u1ea1i<\/strong><\/a> \u0111\u1ec3 l\u00e0m s\u1eefa chua, qu\u00e1 tr\u00ecnh l\u00ean men l\u00e0 r\u1ea5t quan tr\u1ecdng. N\u1ebfu b\u1ea1n kh\u00f4ng ki\u1ec3m so\u00e1t c\u00e1c y\u1ebfu t\u1ed1 l\u00ean men li\u00ean quan, b\u1ea1n c\u00f3 th\u1ec3 s\u1ebd kh\u00f4ng l\u00e0m \u0111\u01b0\u1ee3c s\u1eefa chua ngon. Th\u00f4ng th\u01b0\u1eddng, nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng l\u00ean men s\u1eefa chua \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t trong kho\u1ea3ng 38-45 \u00b0C, v\u00e0 th\u1eddi gian l\u00ean men m\u1ea5t kho\u1ea3ng 8-12 gi\u1edd \u0111\u1ec3 ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh l\u00ean men.<\/p>

C\u00e1c y\u1ebfu t\u1ed1 l\u00e0m th\u1ea5t b\u1ea1i qu\u00e1 tr\u00ecnh l\u00ean men c\u1ee7a s\u1eefa chua l\u00e0 g\u00ec?<\/h2>

1. Th\u00f9ng l\u00ean men s\u1eefa chua v\u00e0 nhi\u1ec7t \u0111\u1ed9<\/h3>

Khi nhi\u1ec7t \u0111\u1ed9 t\u1ed5ng th\u1ec3 c\u1ee7a qu\u00e1 tr\u00ecnh l\u00ean men s\u1eefa chua cao h\u01a1n 47\u00b0C, qu\u00e1 tr\u00ecnh l\u00ean men s\u1eefa chua th\u01b0\u1eddng th\u1ea5t b\u1ea1i. \u0110i\u1ec1u n\u00e0y l\u00e0 do vi khu\u1ea9n l\u00ean men kh\u00f4ng th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao. Khi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng t\u0103ng tr\u01b0\u1edfng v\u01b0\u1ee3t qu\u00e1 50 \u00b0 C trong m\u1ed9t th\u1eddi gian d\u00e0i, n\u00f3 s\u1ebd g\u00e2y b\u1ea5t ho\u1ea1t.<\/p>

Gi\u1ea3i ph\u00e1p: Gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng l\u00ean men c\u1ee7a s\u1eefa chua, ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong kho\u1ea3ng 35-45oC, th\u00eam m\u1ed9t t\u00fai vi khu\u1ea9n l\u00ean men m\u1ed9t l\u1ea7n n\u1eefa v\u00e0 ti\u1ebfp t\u1ee5c l\u00ean men<\/p>

\"s\u1eefa
s\u1eefa chua nguy\u00ean ch\u1ea5t \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng m\u00e1y l\u00e0m s\u1eefa chua Taizy<\/figcaption><\/figure>

2. Nhi\u1ec7t \u0111\u1ed9 l\u00ean men s\u1eefa chua th\u1ea5p, th\u1eddi gian l\u00ean men kh\u00f4ng \u0111\u1ee7<\/h3>

Vi khu\u1ea9n l\u00ean men c\u00f3 th\u1ec3 l\u00ean men s\u1eefa chua trong kho\u1ea3ng 28-46oC. Nh\u01b0ng th\u1eddi gian l\u00ean men s\u1ebd r\u1ea5t kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n \u1edf 28oC, ph\u1ea3i m\u1ea5t h\u01a1n 24 gi\u1edd \u0111\u1ec3 l\u00ean men th\u00e0nh c\u00f4ng; d\u01b0\u1edbi kho\u1ea3ng 45oC, ch\u1ec9 m\u1ea5t kho\u1ea3ng 8 gi\u1edd \u0111\u1ec3 l\u00ean men th\u00e0nh c\u00f4ng. N\u1ebfu nhi\u1ec7t \u0111\u1ed9 l\u00ean men th\u1ea5p v\u00e0 th\u1eddi gian l\u00ean men ng\u1eafn s\u1ebd khi\u1ebfn qu\u00e1 tr\u00ecnh l\u00ean men s\u1eefa chua kh\u00f4ng th\u00e0nh c\u00f4ng.<\/p>

Gi\u1ea3i ph\u00e1p: 1. Ti\u1ebfp t\u1ee5c l\u00ean men, n\u1ebfu c\u00f3 v\u1ecb chua y\u1ebfu th\u00ec ti\u1ebfp t\u1ee5c l\u00ean men trong 2-4 gi\u1edd; 2. T\u0103ng nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng l\u00ean men \u0111\u1ec3 gi\u1ea3m thi\u1ec3u th\u1eddi gian l\u00ean men.<\/p>

3. S\u1eefa chua c\u00f3 nhi\u1ec1u \u0111\u1ed9 x\u1ed1p ho\u1eb7c c\u00f3 v\u1ecb \u0111\u1eafng r\u00f5 r\u1ec7t<\/h3>

T\u00ecnh tr\u1ea1ng n\u00e0y th\u01b0\u1eddng x\u1ea3y ra do s\u1eefa chua b\u1ecb nhi\u1ec5m vi khu\u1ea9n. S\u1eefa chua v\u1eeba l\u00e0m c\u00f3 r\u1ea5t nhi\u1ec1u l\u1ed7 b\u00ean trong v\u00e0 c\u00f3 r\u1ea5t nhi\u1ec1u v\u00e1ng s\u1eefa. T\u00ecnh tr\u1ea1ng n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 do nhi\u1ec5m n\u1ea5m men sinh kh\u00ed. T\u00ecnh tr\u1ea1ng s\u1eefa chua v\u1eeba m\u1edbi l\u00e0m kh\u00f4ng c\u00f3 v\u1ea5n \u0111\u1ec1 g\u00ec, nh\u01b0ng n\u00f3 c\u00f3 v\u1ecb \u0111\u1eafng, v\u1ec1 c\u01a1 b\u1ea3n c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh l\u00e0 do vi khu\u1ea9n h\u01b0\u1edbng t\u00e2m th\u1ea7n ph\u00e1t tri\u1ec3n g\u00e2y ra.<\/p>

\"m\u00e1y
m\u00e1y l\u00e0m s\u1eefa chua th\u01b0\u01a1ng m\u1ea1i<\/figcaption><\/figure>

Solution: Milk products in this state are not recommended for consumption and should be discarded directly;
Producers can change milk, and the yoghurt fermentation machine<\/strong><\/a> must be strictly sterilized to re-make yogurt.<\/p>

4. S\u1eefa chua c\u00f3 h\u1ea1t r\u00f5 r\u00e0ng v\u00e0 m\u00f9i v\u1ecb k\u00e9m<\/h3>

S\u1eefa chua \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng m\u00e1y l\u00ean men s\u1eefa chua c\u00f3 h\u01b0\u01a1ng v\u1ecb k\u00e9m v\u00e0 k\u00e8m theo c\u1ea3m gi\u00e1c s\u1ea7n s\u00f9i. Nguy\u00ean nh\u00e2n th\u01b0\u1eddng do hai nguy\u00ean nh\u00e2n: 1. Tr\u1ed9n s\u1eefa v\u00e0 ch\u1ee7ng kh\u00f4ng \u0111\u1ee7, d\u1eabn \u0111\u1ebfn qu\u00e1 tr\u00ecnh l\u00ean men c\u1ee7a ch\u1ee7ng, t\u1ea1o th\u00e0nh c\u1ea3m gi\u00e1c s\u1ea7n s\u00f9i; 2. S\u1eefa d\u00f9ng l\u00e0m s\u1eefa chua kh\u00f4ng ph\u1ea3i l\u00e0 s\u1eefa nguy\u00ean ch\u1ea5t v\u00e0 c\u00f3 ch\u1ee9a c\u00e1c th\u00e0nh ph\u1ea7n b\u1ed5 sung, ch\u1eb3ng h\u1ea1n nh\u01b0 s\u1eefa c\u00f3 h\u00e0m l\u01b0\u1ee3ng canxi cao.<\/p>

Gi\u1ea3i ph\u00e1p: 1. Khu\u1ea5y cho \u0111\u1ebfn khi b\u1ed9t n\u1ea5m \u0111\u01b0\u1ee3c th\u00eam v\u00e0o s\u1eefa tan ho\u00e0n to\u00e0n, n\u00ean khu\u1ea5y trong h\u01a1n 2 ph\u00fat; 2. Kh\u00f4ng s\u1eed d\u1ee5ng c\u00e1c s\u1ea3n ph\u1ea9m t\u1eeb s\u1eefa c\u00f3 ch\u1ee9a th\u00e0nh ph\u1ea7n b\u1ed5 sung \u0111\u1ec3 l\u00e0m s\u1eefa chua nh\u01b0 s\u1eefa gi\u00e0u canxi, s\u1eefa \u0103n s\u00e1ng, v.v. m\u00e0 h\u00e3y s\u1eed d\u1ee5ng s\u1eefa nguy\u00ean ch\u1ea5t.<\/p>","protected":false},"excerpt":{"rendered":"

D\u00f9 l\u00e0 s\u1eefa chua t\u1ef1 l\u00e0m hay s\u1eed d\u1ee5ng m\u00e1y l\u00ean men s\u1eefa chua th\u01b0\u01a1ng m\u1ea1i \u0111\u1ec3 l\u00e0m s\u1eefa chua th\u00ec qu\u00e1 tr\u00ecnh l\u00ean men \u0111\u1ec1u r\u1ea5t quan tr\u1ecdng. N\u1ebfu kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c c\u00e1c y\u1ebfu t\u1ed1 l\u00ean men li\u00ean quan, b\u1ea1n kh\u00f3 c\u00f3 th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c s\u1eefa chua ngon. Th\u00f4ng th\u01b0\u1eddng, nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng l\u00ean men s\u1eefa chua \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t trong kho\u1ea3ng 38-45\u00b0C, qu\u00e1 tr\u00ecnh l\u00ean men\u2026<\/p>","protected":false},"author":1,"featured_media":4236,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[46],"tags":[2230],"post_format":[],"class_list":["post-4234","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-yogurt"],"views":1,"taxonomy_info":{"category":[{"value":46,"label":"News"}],"post_tag":[{"value":2230,"label":"yogurt"}]},"featured_image_src_large":["https:\/\/taizyfoodmachinery.com\/wp-content\/uploads\/2020\/04\/plain-yogurt-processing-with-a-yogurt-fermenter.jpg",720,540,false],"author_info":{"display_name":"Taizy Machinery","author_link":"https:\/\/taizyfoodmachinery.com\/vi\/author\/tzfoodmachine\/"},"comment_info":"","category_info":[{"term_id":46,"name":"News","slug":"news","term_group":0,"term_taxonomy_id":46,"taxonomy":"category","description":"","parent":0,"count":112,"filter":"raw","cat_ID":46,"category_count":112,"category_description":"","cat_name":"News","category_nicename":"news","category_parent":0}],"tag_info":[{"term_id":2230,"name":"yogurt","slug":"yogurt","term_group":0,"term_taxonomy_id":2230,"taxonomy":"post_tag","description":"","parent":0,"count":4,"filter":"raw"}],"_links":{"self":[{"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/posts\/4234","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/comments?post=4234"}],"version-history":[{"count":0,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/posts\/4234\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/media\/4236"}],"wp:attachment":[{"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/media?parent=4234"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/categories?post=4234"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/tags?post=4234"},{"taxonomy":"post_format","embeddable":true,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/post_format?post=4234"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}