Sentosa Ginting
Program Studi Ilmu dan Teknologi Pangan Fakultas Pertanian USU Medan Jl. Prof. A. Sofyan No. 3 Kampus USU Medan

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PENGARUH PENAMBAHAN ASAM SUNTI DAN PERBANDINGAN GUM ARAB DENGAN GELATIN TERHADAP MUTU BUMBU GULAI ACEH BUBUK (The Effect of The Addition of Asam Sunti and Ratio of Arabic Gum and Gelatine on The Quality of Aceh’s Curry Powder) Dara Irtadha; Linda Masniary Lubis; Sentosa Ginting
Jurnal Rekayasa Pangan dan Pertanian Vol 5, No 4 (2017): Jurnal Rekayasa Pangan dan Pertanian
Publisher : Universitas Sumatera Utara

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ABSTRACT The aim of this research was to find the effect of the addition of asam sunti and ratio of arabic gum and gelatine to the quality of aceh’s curry powder. This research was done at Laboratory of Food Technology, Faculty of Agriculture, University of Sumatera Utara, Medan, using completely randomized design with two factors, i.e addition of sunti acid (D)  : (5% ; 10% ; 15%) and ratio of arabic gum and gelatin (I) : (2%:0% ; 1,5%:0,5% ; 1%:1% ; 0,5%:1,5% ; 0%:2%). The parameters analyzed were water content, ash content, fiber content, total acid, value of pH, solubility, value of colour, total microbial, viscosity, the hedonic value of taste, flavor, and the score value of colour.The results showed that the addition of asam sunti had highly significant effect on water content, ash content, fiber content, total acid, value of pH, solubility, value of colour, total microbial, viscosity, the hedonic value of taste, and the score value of colour. But the addition of sunti acid had no significant effect on hedonic value of flavor. The ratio of arabic gum and galatine had highly significant effect on ash content, fiber content, solubility, value of colour, and viscosity. But the ratio of arabic acid and gelatine had no significant effect on water content, total acid, value of pH, total microbial, the hedonic value of taste, the hedonic value of flavor, and the score value of colour. The interaction between the two factors had highly significant effect on solubility and viscosity. But the interaction between the two factors had no significant effect on all parameters, except solubility and viscosity. The best quality of instant aceh’s curry powder was the addition of asam sunti of 10% and ratio of arabic gum and gelatine of 1%:1%. Keyword   : Aceh’s Curry Powder, Arabic Gum, Asam Sunti, Gelatine. ABSTRAK   Penelitian ini dilakukan untuk mengetahui pengaruh penambahan asam sunti dengan perbandingan jumlah gum arab dengan gelatin terhadap mutu bumbu gulai aceh instan. Penelitian ini dilakukan di Laboratorium teknologi Pangan, Fakultas Pertanian, Universitas Sumatera Utara, menggunakan rancangan acak lengkap 2 faktor, yaitu penambahan asam sunti (D) (5%: 10%: 15%) dan perbandingan gum arab dengan gelatin (I) (2%:0%; 1,5%;0,5%; 1%;1%; 0,5%;1,5%; 0%;2%). Parameter yang dianalisa adalah kadar air, kadar abu, kadar serat, total asam, nilai pH, daya larut, nilai indeks warna, total mikroba, viskositas, nilai hedonik rasa, nilai hedonik aroma, dan skor warna. Hasil penelitian menunjukkan bahwa Penambahan asam sunti memberikan pengaruh berbeda sangat nyata terhadap kadar air, kadar abu, kadar serat, total asam, nilai pH, daya larut, nilai indeks warna, total mikroba, viskositas, nilai hedonik rasa, dan skor warna. Namun, penambahan asam sunti memberikan pengaruh berbeda tidak nyata terhadap hedonik aroma. Perbandingan gum arab dengan gelatin memberikan pengaruh berbeda sangat nyata terhadap kadar abu, kadar serat, daya larut, nilai indeks warna, dan viskositas. Namun perbandingan gum arab dengan gelatin memberikan pengaruh berbeda tidak nyata terhadap kadar air, total asam, nilai pH, total mikroba, nilai hedonik rasa, nilai hedonik aroma, dan nilai skor warna. Interaksi antara penambahan asam sunti dan perbandingan gum arab dan gelatin memberikan pengaruh berbeda sangat nyata terhadap daya larut dan kekentalan. Namun Interaksi antara penambahan asam sunti dan perbandingan gum arab dan gelatin memberikan pengaruh berbeda tidak nyata terhadap kadar air, kadar abu, kadar serat kasar, total asam, nilai pH, nilai indeks warna, total mikroba, nilai hedonik rasa, nilai hedonik aroma, dan nilai skor warna. Pembuatan bumbu gulai aceh instan yang bermutu baik disarankan menggunakan penambahan asam sunti sebesar 10% perbandingan gum arab dan gelatin sebesar 1,0% : 1,0%.   Kata Kunci : Asam Sunti, Bumbu Gulai Aceh Instan, Gelatin, Gum Arab.
PENGARUH PERBANDINGAN BUBUR MENTIMUN DENGAN BUBUR BROKOLI DAN PERSENTASE GUM ARAB TERHADAP MUTU VEGETABLE LEATHER (The Effect of Ratio of Cucumber Porridge With Broccoli Porridge and Percentage of Arabic Gum on The Quality of Vegetable Rodiyanti Rodiyanti; Sentosa Ginting; Era Yusraini
Jurnal Rekayasa Pangan dan Pertanian Vol 5, No 4 (2017): Jurnal Rekayasa Pangan dan Pertanian
Publisher : Universitas Sumatera Utara

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Abstract

ABSTRACT The objective of this research was to find out the effect of ratio of cucumber porridge with broccoli porridge and percentage of arabic gum on the quality of vegetable leather. This research was conducted by using completely randomized design (CRD) with two factors, i.e. ratio of cucumber porridge with broccoli porridge (R) (60%:40%; 50%:50%; 40%:60%; 30%:70%) and percentage of arabic gum (S) (0,5%, 1,0%, 1,5%, 2,0%). Parameters analyzed were water content, total soluble solid, crude fiber content, ash content, color index, organoleptic values of colour, flavour, taste, texture and consumer acceptance. The results showed that the  ratio of cucumber porridge with broccoli porridge had highly significant effect on water content, crude fiber content, ash content, and consumer acceptance. The percentage of arabic gum had highly significant effect on water content, crude fiber content, and ash content. The interaction of ratio of cucumber porridge with broccoli porridge and percentage of arabic gum had highly significant effect on crude fiber content. Product vegetable  leather the best is product by treatment comparison cucumber porridge with broccoli porridge 30% : 70% and persentase of arabic  gum 2,0% which has characteristic of quality crude fiber content highest of 2,7%.  Keywords :  Cucumber, broccoli, arabic gum, vegetable leather ABSTRAK   Penelitian ini bertujuan untuk mengetahui pengaruh perbandingan bubur mentimun dengan bubur brokoli dan persentase gum arab terhadap mutu vegetable leather. Penelitian ini dilakukan dengan menggunakan Rancangan Acak Lengkap (RAL) dengan 2 faktor yaitu perbandingan bubur mentimun dengan bubur brokoli (R) (60%:40%; 50%:50%; 40%:60%; 30%:70%) dan persentase gum arab (S) (0,5%; 1,0%; 1,5%; 2,0%). Parameter yang dianalisa adalah kadar air, total padatan terlarut, kadar serat kasar, kadar abu, indeks warna, organoleptik hedonik warna, aroma, rasa, tekstur, dan penerimaan konsumen. Hasil penelitian menunjukkan bahwa perbandingan bubur mentimun dengan bubur brokoli memberikan pengaruh berbeda sangat nyata terhadap kadar air, kadar serat kasar, kadar abu dan penerimaan konsumen. Persentase gum arab memberikan pengaruh berbeda sangat nyata terhadap kadar air,  kadar serat kasar, dan kadar abu. Interaksi perbandingan bubur mentimun dengan bubur brokoli dan persentase gum arab memberi pengaruh berbeda sangat terhadap kadar serat kasar. Produk vegetable leather terbaik adalah produk dengan perlakuan perbandingan bubur mentimun dengan bubur brokoli 30% : 70% dan persentase gum arab 2,0% yang memiliki karakteristik mutu kadar serat kasar tertinggi sebesar 2,7%.   Kata kunci : Mentimun, brokoli, gum arab, vegetable leather
PENGARUH PENAMBAHAN SARI KUNYIT (Curcuma domestica Val.) SEBAGAI ANTIMIKROBA DAN JENIS KEMASAN TERHADAP MUTU BEKASAM INSTAN IKAN MUJAIR (Oreochromis mossambicus) (The Effect of Tumeric Extract as Antimicrobial and Type of Packaging on the Quality of Ins Khairani Putri Kusumah; Sentosa Ginting; Mimi Nurminah
Jurnal Rekayasa Pangan dan Pertanian Vol 6, No 3 (2018): Jurnal Rekayasa Pangan dan Pertanian
Publisher : Universitas Sumatera Utara

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ABSTRACT The purpose of this study was to determine the effect of turmeric (Curcuma domestica Val) extract as antimicrobial and type of packaging on the quality of instant bekasam of mujair fish. This study used completely randomized design with two factors, i.e turmeric extract (K) : (0% ; 4% ; 8% ; 12%) and type of packaging (P) : (polypropylene, polyethylene, and metalized plastic). Turmeric extract had highly significant effect on moisture content, ash content, fat content, protein content, total microbes, hedonic values of flavour and score values of color. Type of packaging had highly significant effect on moisture content, total microbes, score values of color and texture. Interactions of the two factors had highly significant effect on moisture content and total microbes. Turmeric extract of 12% and type of metalized plastic packaging produced the best quality of instant bekasam of mujair fish. Keywords : Bekasam, Metalized Plastic, Mujair Fish, Packaging, Turmeric ABSTRAK Penelitian ini dilakukan untuk mengetahui pengaruh penambahan sari kunyit (Curcuma domestica Val) sebagai antimikroba dan jenis kemasan terhadap mutu bekasam instan ikan mujair (Oreochromis mossambicus). Penelitian ini menggunakan rancangan acak lengkap dua faktor yaitu konsentrasi sari kunyit   (K) : (0% ; 4%; 8% ; 12%) dan jenis kemasan (P) : (polypropylene, polyethylene, dan metalized plastic). Sari kunyit memberikan pengaruh berbeda sangat nyata terhadap kadar air, kadar abu, kadar lemak, kadar protein, total mikroba, nilai hedonik aroma dan nilai skor warna. Jenis kemasan memberikan pengaruh berbeda sangat nyata terhadap kadar air, total mikroba, nilai skor warna, dan tekstur. Interaksi kedua faktor memberikan pengaruh berbeda sangat nyata terhadap kadar air dan total mikroba. Penggunaan sari kunyit 12% dan jenis kemasan metalized plastic memberikan pengaruh yang terbaik untuk mutu bekasam instan ikan mujair.   Kata kunci : Bekasam, Ikan Mujair, Kemasan, Kunyit, Metalized Plastic,
PENGARUH PERBANDINGAN BUBUR ALPUKAT DENGAN SARI MARKISA DAN JUMLAH GUM ARAB TERHADAP MUTU MARGARIN BUAH (The Effect of Avocado Pulp and Passion Fruit Juices Mixtures and Arabic Gum on The Fruit Margarine Quality) Atika Laila Sari; Herla Rusmarilin; Sentosa Ginting
Jurnal Rekayasa Pangan dan Pertanian Vol 6, No 4 (2018): Jurnal Rekayasa Pangan dan Pertanian
Publisher : Universitas Sumatera Utara

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ABSTRACT Fruit margarine made from the mixture of avocado pulp and passion fruit juices has a slightly sour in taste, so that salt and sugar were added to improve its organoleptic quality. The aim of this research was to determine the effect of mixture of avocado pulp along with passion fruit juices and arabic gum on the fruit margarine quality. This study used completed randomized factorial design with two factors : the ratio of avocado pulp with passion fruit juice  (80% : 20% ; 65% : 35%; 50% : 50%; 35% : 65%; 20% : 80%) and amount of Arabic gum  (0,75%, 1,00%, 1,25%). The parameters analyzed were moisture  content, ash content, vitamin C content, fat content,  total acid, total soluble solid, color index,  pH, hedonic scales of color, flavor, taste, texture and spreadability. The mixture  of 80% of avocado pulp and 20% passion fruit juice with 1,25% of Arabic gum resulted in the best quality of fruit margarine. Keywords : Arabic Gum, Avocado, Fruit Margarine, Passion Fruit ABSTRAK   Margarine buah dibuat dari campuran daging buah alpukat dan sari buah markisa yang memiliki rasa sedikit asam, sehingga perlu ditambahkan garam dan gula untuk meningkatkan mutu organoleptiknya. Penelitian ini bertujuan untuk menentukan pengaruh campuran daging buah alpukat dan sari markisa serta penambahan gum arab terhadap mutu margarin.  Penelitian dilakukan dengan menggunakan rancangan acak lengkap faktorial dengan dua faktor : perbandingan daging buah alpukat dengan sari markisa (80% : 20% ; 65% : 35%; 50% : 50%; 35% : 65%; 20% : 80%), dan jumlah gum arab (0,75%, 1,00%, dan 1,25%).  Parameter mutu margarin yang diamati adalah kadar air, kadar abu, vitamin C, kadar lemak, total asam, total padatan terlarut, indeks warna, pH, nilai hedonik warna, flavor, rasa, tekstur dan daya oles.  Campuran buah alpukat 80% dan sari markisa 20% dengan penambahan gum arab 1,25% menghasilkan margarin dengan mutu terbaik.   Katakunci : Alpukat, Gum Arab, Margarin Buah, Markisa
PENGARUH PERBANDINGAN SARI DAUN CINCAU (Cyclea barbata L. Miers) DENGAN SARI DAUN SUJI (Dracaena angustifolia) DAN JUMLAH KARAGENAN TERHADAP MUTU MINUMAN JELI (The effect of Ratio of Grass Jelly Leaves Extract (Cyclea barbata L. Mier) and Suji Leaves Ext Husnul Fauzi Rambe; Sentosa Ginting; Zulkifli Lubis
Jurnal Rekayasa Pangan dan Pertanian Vol 6, No 4 (2018): Jurnal Rekayasa Pangan dan Pertanian
Publisher : Universitas Sumatera Utara

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ABSTRACT This research  was conducted to determine the effect of ratio of  grass jelly leaves extract and suji leaves extract and amount of carrageenan on jelly drink quality. This research used a completely randomized design with two factors: the ratio of grass jelly leaves extract and suji leaves extract (C) : (90%:10%, 70%:30%, 50%:50%, 30%:70%, 10%:90%), and amount of carrageenan (K) : (0,25%), (0,50%), and  (0,75%). The results showed that the ratio of grass jelly leaves extract and suji leaves extract gave highly significant effect on moisture content, fiber content, ash content, vitamin C content, total acid, color hedonic test, color and texture score test of jelly drink. The amount of carrageenan gave highly significant effect on moisture content, fiber content, ash content, vitamin C content,  total acid, color hedonic test, color and texture score test of jelly drink. The ratio of grass jelly leaves extract and suji leaves extract of 90% : 10% and amount of carrageenan of 0,75% produced the best quality of jelly drink. Keywords: Carrageenan, Grass Jelly Leaves Extract, Jelly Drink, Suji Leaves Extract ABSTRAK Penelitian ini dilakukan untuk menentukan pengaruh perbandingan sari daun cincau dengan sari daun suji dan jumlah karagenan terhadap mutu minuman jeli. Penelitian ini menggunakan metode rancangan acak lengkap dengan dua faktor yaitu perbandingan sari daun cincau dengan sari daun suji  (C) : (90%:10%, 70%:30%, 50%:50%, 30%:70%, 10%:90%), dan jumlah karagenan (K) : (0,25%), (0,50%), dan (0,75%). Hasil penelitian menunjukkan bahwa perbandingan sari daun cincau dengan sari daun suji memberikan pengaruh berbeda sangat nyata terhadap kadar air, kadar serat, kadar abu, kadar vitamin C, total asam,  uji hedonik warna, uji skor warna, dan uji skor tekstur minuman jeli. Jumlah karagenan memberikan pengaruh berbeda sangat nyata terhadap kadar air, kadar serat, kadar abu, kadar vitamin C, total asam, uji hedonik warna, uji skor warna, dan uji skor tekstur  minuman jeli. Interaksi kedua faktor memberikan pengaruh berbeda tidak nyata terhadap semua parameter kecuali kadar abu. Perbandingan sari daun cincau dengan sari daun suji 90% : 10% dan jumlah karagenan 0,75% menghasilkan minuman jeli dengan mutu terbaik.   Kata kunci: Karagenan, Minuman Jeli, Sari Daun Cincau, Sari Daun Suji.
PENGARUH PENAMBAHAN EKSTRAK KULIT KAYU MANIS (Cinnamomum burmanii Blume) SEBAGAI BAHAN PENGAWET ALAMI UNTUK MENINGKATKAN UMUR SIMPAN MINUMAN KOPI (The Effect of Addition of Cinnamon Bark Extract (Cinnamomum burmanii Blume) as a Natural Preservative to I Joshua J.R. Harianja; Sentosa Ginting; Ismed Suhaidi
Jurnal Rekayasa Pangan dan Pertanian Vol 7, No 3 (2019): Jurnal Rekayasa Pangan dan Pertanian
Publisher : Universitas Sumatera Utara

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ABSTRACT   This research was aimed to know the effect of cinnamon bark extract to increase coffee shelf life. This research was conducted by using a completely randomized design (RAL) with two factors, namely the concentration of cinnamon bark (M): 0% (control), 0.5%, 1%, and 1.5% and storage time (L): 0 day , 5 days, 10 days and 15 days. The results showed that the effect of concentration of cinnamon bark extract had a highly significant effect on total acid, pH, total microbial, total mold and yeast, hedonic value of color, aroma, taste, score value of color, aroma, and taste and had no significant effect on total soluble solid (TSS). Storage time had a highly significant effect on total acid, pH, total microbial, total mold and yeast, taste, and score value of taste and had no significant effect on total soluble solid (TSS), hedonic value of aroma, color, score value of aroma, and color. The interaction of concentration of cinnamon bark extract and storage time had significant effect on total microbes and score value of taste. Concentration of 0.5% cinnamon bark extract can increase the storage time up to 10 days. Keywords: Cinnamon Extract, , Coffee Drinks , Preservatives, Storage Time ABSTRAK   Penelitian ini dilakukan untuk mengetahui pengaruh penambahan ekstrak kulit kayu manis untuk meningkatkan umur simpan minuman kopi. Penelitian ini dilakukan menggunakan rancangan acak lengkap (RAL) dengan dua faktor, yaitu konsentrasi ekstrak kulit kayu manis (M) : 0% (kontrol), 0,5%, 1%, dan 1,5% dan lama penyimpanan (L) : 0 hari , 5 hari, 10 hari, dan 15 hari. Hasil penelitian ini menunjukkan bahwa pengaruh konsentrasi ekstrak kulit kayu manis memberikan pengaruh berbeda sangat nyata terhadap total asam, pH, total mikroba, total kapang dan khamir, warna, aroma, rasa, skor warna, skor aroma, dan skor rasa. serta memberikan pengaruh berbeda tidak nyata terhadap total soluble solid (TSS). Lama penyimpanan memberikan pengaruh berbeda sangat nyata terhadap total asam, pH, total mikroba, total kapang dan khamir, rasa,dan skor rasa serta memberikan pengaruh berbeda tidak nyata terhadap total soluble solid (TSS), aroma, warna, skor aroma, dan skor warna. Interaksi konsentrasi ekstrak kulit kayu manis dan lama penyimpanan memberikan pengaruh berbeda nyata terhadap nilai total mikroba dan skor rasa. Konsentrasi ekstrak kulit kayu manis 0,5 % dapat memperpanjang masa simpan kopi hingga 10 hari. Kata kunci : Bahan Pengawet,   Ekstrak Kayu Manis, Lama Penyimpanan, Minuman Kopi