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#NOPUBLISH 18/2/20205# Pengaruh konsentrasi sari kacang tanah (Arachis hypogaea) dan susu sapi terhadap kualitas yoghurt nabati

Widyaningrum, Alfina Tri (2024) #NOPUBLISH 18/2/20205# Pengaruh konsentrasi sari kacang tanah (Arachis hypogaea) dan susu sapi terhadap kualitas yoghurt nabati. Undergraduate thesis, Universitas Islam Negeri Maulana Malik Ibrahim.

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Abstract

INDONESIA:

Yoghurt merupakan salah satu jenis minuman probiotik yang dihasilkan melalui prosesfermentasi dengan menggunakan bakteri asam laktat (BAL). Berbagai jenis BAL yang terdapat dalamyoghurt diketahui dapat menghambat pertumbuhan bakteri pathogen. Yoghurt nabati adalah yoghurtyang berasal dari kacang-kacangan yang kaya akan protein. Selain kadar protein yang tinggi, hargaproduk yoghurt nabati relatif lebih murah. Penelitian ini bertujuan untuk mengetahui pengaruhkonsentrasi sari kacang tanah dan susu sapi terhadap kualitas yoghurt. Pembuatan yoghurt kacangtanah diawali dengan pembuatan sari kacang tanah, kemudian ditambahkan susu sapi dan starteryoghurt komersial. Penelitian ini merupakan penelitian eksperimen dengan menggunakan 6 perlakuanpada perbandingan sari kacang tanah dan susu sapi (10:0, 9:1, 8:2, 7:3, 6:4, dan 0:10). Perlakuanlama waktu fermentasi selama 18 jam. Data dianalisis menggunakan oneway ANOVA dengan tarafkepercayaan 0.05%. Uji kualitas yoghurt kacang tanah meliputi total bakteri asam laktat (BAL), pH,total asam dan organoleptik. Hasil terbaik uji kualitas yoghurt kacang tanah dan susu sapi daripenelitian ini yaitu perlakuan dengan perbandingan 6:4 yang menghasilkan BAL sebesar 1,6 × 107CFU/g, nilai pH sebesar 4, total asam sebesar 0,41%. Hasil terbaik untuk uji organoleptik yaitudengan perbandingan sari kacang tanah : susu sapi (8:2). Hasil uji ANOVA menunjukkan nilai totalBAL, total pH dan total asam tidak beda nyata.

ENGLISH:

Yogurt is one type of probiotic beverage produced through fermentation using lactic acidbacteria (LAB). Various types of LAB found in yogurt are known to inhibit the growth of pathogenicbacteria. Plant-based yogurt is yogurt derived from legumes rich in protein. In addition to its highprotein content, the price of plant-based yogurt products is relatively more affordable. This study aimsto investigate the influence of peanut extract concentration and cow's milk on yogurt quality. Peanutyogurt begins with the preparation of peanut extract, which is then combined with cow's milk andcommercial yogurt starter. This research is an experimental study employing six treatments based onthe ratio of peanut extract to cow's milk (10:0, 9:1, 8:2, 7:3, 6:4, and 0:10). The treatment duration forfermentation is set at 18 hours. Data are analyzed using one-way ANOVA with a confidence level of0.05%. Quality tests for peanut yogurt include total lactic acid bacteria (LAB) count, pH, total acidity,organoleptic evaluation. The results of the peanut milk and cow’s milk yogurt from this study show thatthe treatment with a 6:4 ratio produced lactic acid bacteria (LAB) of 1.6 × 10⁷ CFU/g, a pH value of 4,and a total acidity of 0.41%. The best results for the organoleptic test were obtained with a peanutmilk-to-cow’s milk ratio of 8:2. The result of ANOVA showed no significant difference in total LAB, totalpH and total acidity.

ARAB:

الَّزحبَِدي ُهحو نحْوعٌ ِم ْن حم ْشُروحبَ ِت الُْبُُوبْيُوتِي ِك الَِّتِ يحتُِّم إِنْتحا ُجحها ِم ْن ِخحلَِل حعحملِيَِّة التَّ ْخِم ِير ِبَ ْستِ ْخحداِم بح ْكتِ ْيرحيا ححَْ ِض الَّلَْكتِي ِك(ِ )BALم ْنالْحمْعُرو ِف أحَّن أحنْحوا ًعا ُمُْتحلِحفةً ِم ْن BALالْحمْو ُجوحدةِ ِفِ الَّزحبَِدي حتَْنح ُع ُنَُُّو الْبح ْكتِ ْيرحيا الُْم حسبِبحِة لِْلْحْمحرا ِض. الَّزحبَِدي النَّبحاِتُِّ ُهحو ُزحبَِدي ُم ْشتح ٌّق ِم ْن الْبُُقولِيَّا ِت الْغحنِيَِّةِبَلُْبُُوتِ ِين. ِبَِْل حضافحِة إِحلَ الُْم ْحتححوى الْحعاِلِ ِم ْن الُْبُُوتِ ِين، فحِإ َّن ِسْعحر ُمنْتح حجا ِت الَّزحبَِدي النَّبحاِِتِ أحْرحخ ُص نِ ْسبِيًّا. حتَِْد ُف حه ِذهِ ال ِدحرا حسةُ إِحلَ حتَْ ِدي ِد حتَْثِ ِير حع ِص ِير الُْفوِلال ُّسوحداِِنِ حوتحْركِيِز ححلِي ِب الْبححقِر حعلحى حجْوحدةِ الَّزحبَِدي. يحبْحدأُ ُصنْ ُع حزحبَِدي الُْفوِل ال ُّسوحداِِنِ بِتح ْصنِيِع حع ِص ِير الُْفوِل ال ُّسوحداِِنِ، حثََّ يُ حضا ُف ححلِي ُب الْبححقِر حوُمحقبَّحلَ ُتالَّزحبَِدي التِ حجاِريَّةُ. حه ِذهِ ال ِدحرا حسةُ ِه حي ِدحرا حسةٌ حتَِْريبِيَّةٌ ِبَ ْستِ ْخحداِم ِ ٦عحلَ حجا ٍت حعلحى ُمحقاحرنحِة حع ِص ِير الُْفوِل ال ُّسوحداِِنِ حوححلِي ِب الْبححقِر( حو،٨:٢ ،٩:١ ،١٠:٠،٦:٤ ،٧:٣حوِ .)٠:١٠عحلَ ُج حوقْ ِت التَّ ْخِم ِير ُهحو ١٨حسا حعةً. حتََّ حْتَلِي ُل الْبحيحاحنَ ِت ِبَ ْستِ ْخحداِم ANOVAأُ ححاِد ِي اِلَِتَحاهِ ِبُِ ْستححوى ثِحقٍة .٪٠٫٠٥يح ْشحم ُلا ْختِبحاُر حجْوحدةِ ُزحبَِدي الُْفوِل ال ُّسوحداِِنِ إِ ْجْحاِ َّلِ بح ْكتِ ْيرحيا ححَْ ِض الَّلَْكتِي ِك( )BALحوحدحرحجةح ا ْلُُْمو حضِة حوا ْلْحْم ِض الْ ُكلِ ِي. حتََّ حتَْلِي ُل ُمنْتح حجا ِت الَّزحبَِدي الُْم ْختحاحرةِ ِبِحاِفِ ذحلِ حك ا ْختِبحاُر ُمُْتححوى الُْبُُوتِ ِين حوا ْختِبحاُر ُمُْتححوى الُّدُهوِن حوا ْختِبحاُر ُمُْتححوى الَّرحماِد. حكانح ْت نحتحائِ ُج ُزحبَِدي حع ِص ِير الُْفوِل ال ُّسوحداِِنِ حوححلِي ِب الْبححقِر ِم ْن حه ِذهِ ال ِدحرا حسِةُمحعاحملحةً بِنِ ْسبحِة ٦:٤حوالَِّتِ أحنْتح حج ْت ِ BALم ْن ،CFU/g ١٠٧ × ١:٦حوقِيحمةُ الَّرقِْم اْلْحيِْدُروِجيِِن ،٤حوححَْ ٍض إِ ْجْحاٍِلِ بِنِ ْسبحِة .٪٠٫٤١أحفْ حض ُل نحتِي حجٍةلِِلَ ْختِبحاحرا ِت ا ْلِْ ِسيَِّة ِه حي نِ ْسبحةُ حع ِص ِير الُْفوِل ال ُّسوحداِِنِ: ححلِي ُب الْبححقِر( .)٨:٢أحظْحهحر ْت نحتحائِ ُج ا ْختِبحاِر ANOVAأحَّن الِْقيحمةح اِْل ْجْحالِيَّةح ِل BALحوا ْلْحْم ِضالْ ُكلِ ِي حلَْ تح ُك ْن ُمُْتحلِحفةً بِ حش ْكٍل حكبِ ٍير، ِفِ ِح ِين أحَّن إِ ْجْحاِ َّلِ قِيحمِة اْلُْ ِس اْلْحيِْدُروِجيِِن حكا حن ُمُْتحلًِفا بِ حش ْكٍل حكبِ ٍير

Item Type: Thesis (Undergraduate)
Supervisor: Maunatin, Anik and Mahmudah, Rif'atul
Keywords: yoghurt; kacang tanah; susu sapi; bakteri asam laktat dan fermentasi. yoghurt; peanuts; milk; lactic acid bacteria; fermentation. اَلْ َكلِ َمة اَلَّرائِي ِسيَات: اللَّحُبَ الَّزحبَِد ُّي، حوالُفوُل ال ُّسوحداِنُِّ، حوححلِي ُب البححقِر، حوبح ْكتِ ْيرحيا ححَْ ِض الَّلَْكتِي ِك، حوالتَّ ْخِميرُ
Subjects: 09 ENGINEERING > 0908 Food Sciences > 090803 Food Nutritional Balance
Departement: Fakultas Sains dan Teknologi > Jurusan Kimia
Depositing User: Alfina Tri Widyaningrum
Date Deposited: 18 Feb 2025 13:36
Last Modified: 18 Feb 2025 13:36
URI: http://etheses.uin-malang.ac.id/id/eprint/71497

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