This experiment will be red beans, black sesame seeds, rice added to pure cow's milk through different proportions of fermentation prepared into red bean rice black sesame yogurt, not only has the nutritional content of yogurt, but also has the health effect of spleen and wet, and mixed fermentation with lactic acid bacteria so that yogurt has a unique flavor, and can improve the absorption utilization rate of the human body.<br>This experiment is intended to obtain the optimal production process of red bean rice black sesame yogurt through the experiment, first of all, through six single-factor tests, determined the optimal addition of red bean milk, the optimal addition of rice pulp, sucrose optimal addition, optimal inoculation, optimal fermentation time, optimal fermentation temperature, and then select the four factors that have the greatest impact on yogurt, and choose its best level and its best level of the next level, the results of the four-factor three-level orthogonal test. Finally, the optimal production process combination is obtained to determine the optimal production process conditions of red bean rice black sesame yogurt. Through the results, it is concluded that the optimal production process conditions for red soy milk added amount of 11%, rice pulp addition amount of 11%, sucrose addition amount of 5%, inoculation amount of 5%, fermentation temperature of 42 degrees C, fermentation time of 3.5h, in this process conditions, the finished yogurt solidification is good, no whey precipitation, fine taste, sweet and moderate, rich in high-quality fermentation milk flavor and red bean rice black sesame aroma.
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