Development of fruit jam sheet from pineapple (ananas comosus) using hydrocolloids
Fruit jam is one of the most common bread companion for breakfast, and pineapple (Ananas comosus) jam is one of the common fruit jam found. To add convenience on applying fruit jam, innovation of fruit jam sheet was done. With lack of researches done especially on pineapple (Ananas comosus) fruit jam sheet, this research will explore in finding the best concentration of hydrocolloid between pectin, gelatin, carrageenan, and agar with the concentration of 2%, 3.5%, 5%, and 7%, and finding the best type of hydrocolloid with its concentration combination through sensory test. Stability test was also done towards quantitative parameters (moisture content and texture in terms of firmness), and also microbial activity. Moisture content was analyzed using oven drying method while texture analyzed using compression method. Microbial activity were tested using total plate count method. The result showed that using gelatin 3.5% and agar 3.5% and was the best concentration, while pectin and carrageenan would not form sheet. Using gelatin 3.5% and agar 3.5% also did not have significant liking difference, thus both were accepted equally with scoring above 5. For stability test, with storage of 4
B03101 | (Rack Thesis) | Available |
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