Substitusi Terigu dengan Tepung Labu Kuning terhadap Sifat Fisik dan Organoleptik Muffin

Muffin is one of the preferred foods by all groups of ages. Basically, wheat flour which is used in the muffin manufacturing are the medium flour and weak flour. Muffin is potential to be substituted with low protein flour such as pumpkin flour. Pumpkin flour has a different characteristic with wheat flour such as sugar content, fiber and carotenoid. Those component can determine muffin's physical properties such as color, browning, flavor, and organoleptic so it is important to determine the effect of substitution to the muffin's physical and organoleptic properties. The raw material used in this study are pumpkin flour and medium wheat flour. Other ingredients are butter, sugar, eggs, skim milk, vanilla and baking powder. Used research design was Randomized Block Design (RDB) with a single factor, namely the level of substitution of wheat flour by pumpkin flour with seven levels 0%, 5%, 10%, 15%, 20%, 25% and 30% with four replications. The tested parameters were water content, water activity, volume expansion, texture (hardness, springiness, cohesiveness and chewiness), and organoleptic test (color, texture and flavor). Substitution of wheat flour with pumpkin flour influences the water content, water activity, volume expansion, hardness, springiness, chewiness and organoleptic test (color, texture and flavor) with significance level α=5%, but the substitution doesn't influence cohesiveness. The optimal substitution level is 15%

Pengaruh Proporsi Tapioka Dan Terigu Terhadap Sifat Fisikokimia Dan Organoleptik Kerupuk Berseledri

Crackers is a popular food in Indonesia. Currently developing the cracker is a cracker without protein in the addition of vegetable materials (vegetable crackers). The addition of celery in cracker can be used as a diversification effort. Crackers are generally made from tapioca that affect the quality of crackers. A good quality appearance is translusent and compact. Substitution of wheat flour is expecte d to improve the quality of the resulting crackers. This research aims to study the influence of the proportion of tapioca and wheat flour in celery crackers characterstics and to determine the proportion of tapioca and wheat flour crackers that can produce good quality and acceptable in terms of sensory. The main materials used in this study is tapioca, wheat flour, fresh celery, baking powder, and water. Research methods with Random Design Group a single factor, namely the proportion of tapioca and wheat. Level of treatment consist of eight levels, proportion wheat flour 0, 5, 10, 15, 20, 25, 30, 35% with three replications. Proportion in the manufacture of tapioca and wheat flour crackers real influence on the water content, volume expantion, bulk density after fried crackers, color, and hardness. Increasing of wheat flour make water content, bulk density, redness, yellowness, and hardness increase too, but volume expantion and lightness decrease. The use of tapioca and wheat flour in addition to the crackers do not give the real effect on the bulk density crackers after drying. The selection of the best treatment based on the weighting test, including volume expantion and organoleptic (appearance, crispness, flavor, and color), the best treatment is proportion wheat flour 15%

Pengaruh Penambahan Tepung Menjes Terhadap Sifat Fisik Dan Organoleptik Nugget Ayam

Chicken nugget is a processed chicken product, cooked made from a mixture of ground chicken meat were given coating, with or without the addition of other ingredients and permitted food additives. Chicken nuggets are a popular food product, but chicken nugget has the disadvantage that has a low fiber content. Lack of fiber content can be improved by adding menjes flour on chicken nuggets. Menjes flour have a high fiber content, which is 61.55%, has a savory flavor, widely available and affordable price. The design of the study is a randomized block design (RBD) with one factor, seven level of menjes flour concentration of 0%, 1.5%, 3%, 4.5%, 6%, 7.5% and 9 % with three times repeated. Parameter study include WHC, pH, moisture content, fiber content, texture (hardness, springiness, cohesiveness, fractubility, gumminess and chewiness), and product preferences in organoleptic (juiceness, texture and flavor). The data will be analyzed by Analysis of Variance (ANOVA) at α = 5% and further testing is test DMRT (Duncan's Multiple Range Test) at α = 5% when there are significant differences between treatments. The result showed that the difference variation in addition of menjes flour was significantly affected (α = 5%) against moisture, WHC, texture (hardness and cohesiveness). Variation in addition of menjes flour also significantly affected to product organoleptic including flavor, texture, and juiceness. Larger addition of menjes flour increasing moisture content and hardness, but decreasing WHC, cohesiveness and panelist preference. The best treatment was obtained at addition 1.5% menjes flour with 160% WHC, 55.82% moisture content, 9534.204 g hardness, 0.637 cohesiveness, and 2.09% dietary fiber

Pengaruh Perbedaan Penambahan Konsentrasi Wortel terhadap Sifat Fisikokimia dan Organoleptik Kerupuk Wortel

Crackers is food product that most people favored and made from wheat starch with the addition of other ingredients and food additives are permitted. Carrot (Daucus carota L.) is one type of vegetable that can be varied in the manufacture of crackers. Beside, the relatively abundant production of carrots, the high nutrition like vitamin and mineral, its high water content of about 88.2% make carrot needs to use in processed food products, one of them is in crackers production. Raw materials used in this study is tapioca, flour, and fresh carrots, while the additional materials used are double-acting baking powder, garlic, salt, sugar, and mineral water. The study design used was Randomized Design Group non-factorial with one factor, namely the concentration of carrot which consists of 6 (six) standard of treatment, the concentration of carrot 0%, 10%, 20%, 30%, 40%, and 50 %. Each treatment was repeated 4 (four) times. The results showed that differences of carrot addition make real effect on water content, percentage expantion, bulk density of fried crackers, hardness, color (objective), and organoleptic testing (levels favorite color) carrot crackers. The higher addition of carrot will increase the bulk density of fried crackers, hardness, redness, and yellowness point of carrot crackers, but it will decrease the water content, percentage of expantion, lightness, and levels favorite color of carrot crackers. The 40% carrot addition produce carrot crackers with the best reception characteristics with point acceptability of color 5,58, crispiness 6,06, percentage of expantion 625,00%, hardness 610,241 N/s, and acceptability of taste is 6,06

Pengaruh Konsentrasi Larutan Lfc-12 Sebagai Edible Coating Dan Lama Penyimpanan Terhadap Sifat Fisikokimia Flake Beras Hitam (Oryza Sativa L. Indica)

Black rice (Oryza sativa L. indica) is a local variety that contains anthocyanin so the grains have a dense purple color approaching black. Black rice has 74.81% carbohydrates as a major component so that can be applied to flake form as a practicable breakfast menu. However, that application can reduce anthocyanin in black rice. Therefore, it leads the idea to use L-FC12 solution as edible coating in black rice. This research aims to determine the effect of L-FC12 concentration and storage time on the physicochemical properties of black rice flake. Design research is Nested RCBD (Randomized Completely Block Design) with double factor consisting of the L-FC12 solution concentrations (0%, 20%, 40%, 60% and 80%) and the storage time (0, 20 and 40 days) as the nested factor with three replications. Parameters observed include color, rehydration, water content and anthocyanin. Data are to be analyzed using analysis of variance (ANOVA) at α = 5%. If the result of ANOVA shows significant effect prevails, Duncan\u27s Multiple Range Test shall be done at α = 5% to show the difference among treatments. The best treatment is determined by additive weighting and non-dimensional scaling. Differences in L-FC12 concentration cause equal effects on water content (8,04 % - 10,69 %) and anthocyanin content (97,494 mg/g –292,482 mg/g), opposite effect on rehydration (59,00 % – 127,33 %), but no effects on lightness, redness and yellowness black rice flake. While the storage time cause equal effect on water content and lightness, cause opposite effect on anthocyanin content and rehydration. Storage time cause the fluctuations of redness and yellowness

Perbedaan Konsentrasi Karagenan terhadap Sifat Fisikokimia dan Organoleptik Jelly Drink Rosela-sirsak

The experimental design is Randomized Block Design with one factor which is carrageenan concentration and seven factor levels which are 0.20%; 0.25%; 0.30%; 0.35%; 0.40%; 0.45%; and 0.50% (m/v) with four replications. The parameters tested are physicochemical test (flow rate, viscosity, pH, and syneresis days 1, 7, and 14 storage) and organoleptic test (color, suction power, and taste). The data is statically analyzed using ANOVA (Analysis of Variance) test at α = 5% and continued by DMRT (Duncan\u27s Multiple Range Test) at α = 5%. The increase of carrageenan concentration is expected significantly affect the physicochemical and organoleptic properties of rosella-soursop jelly drink. The results from this research showed that increasing the concentration of carrageenan significantly affect the value of flow rate, viscosity, pH, and syneresis days 1, 7, and 14 storage of rosella-soursop jelly drink. The higher the concentration of carrageenan increases the value of viscosity, pH, syneresis days 1, 7, and 14 storage but decreases the value of flow rate. Increasing the concentration of carrageenan significantly affect the value of preferences for color, suction power, and taste of rosella-soursop jelly drink. The best treatment of rosella-soursop jelly drink is addition 0.30% carrageenan concentration and fiber content for rosella-soursop jelly drink with addition of 0.40% carrageenan concentration is 0.66% (wb)

Pengaruh Perbedaan Konsentrasi Ekstrak Bit Merah dan Gelatin terhadap Sifat Fisikokimia dan Organoleptik Marshmallow Beet

Marshmallow was known as snack food made from sugar, glucose syrup, gelatin and coloring with addition of high air contain that produce soft texture and melting sensation when it chewe. Thus, use of betalain pigment from red beet extract as natural colorant is attempted for marshmallow. The use of beet extract give pectin component and affect gelatin which act as foaming agent to form marshmallow texture. The differences of red beet extract and gelatin concentration will give some effect to the physicochemical properties and organoleptic of marshmallow beet. Red beet extract obtained from red beet bandung and commercial gelatin is used. The research design will be used is two factor Randomized Block Design, red beet extract concentration (5%, 10%, 15%) and gelatin concentration (3%, 4%, 5%) with three replications. The test results are analyzed by varians test (ANOVA) at α = 5% and Duncan's Multiple Range Test at α = 5% if there is real influence. The result of the analysis: water content (21,41-24,35%), water activity (0,807-0,817), pH (7,09-7,32), density (0,4484-0,5401 gram/mL), texture (hardness (773,98-1599,25 g) and chewiness (774,04-1508,77 g)) color (lightness (46,2-60,4), redness (28,2-35,7) and yellowness (5,1-6,6)) and organoleptic (color (4,79-6,13), taste (4,92-6,06) and texture (4,36-6,30)).The best treatment of beet marshmallow is G3B1 treatment (5% gelatin concentration and 5% beet extract concentration), which has 21,41% water content, 0,811 water activity, 0,4790 g/mL density, 1599,25 g hardness, 1508,77 g chewiness, 6,04 lightness, 28,2 redness, 6,6 yellowness and the organoleptic 5,87; 5,84 6,30 for color, taste and texture