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通过对料子鸡着色机理及加工过程中色泽的变化规律,对料子鸡加工过程中的上色工艺进行了改良。实验结果表明,采用烤制上色时,糖浆的配比为麦芽糖15%,红醋0.5%,烤制温度200℃,时间5 min,然后经二次上浆,并且在160℃下烤制15 min,即可达到最佳上色效果。 相似文献
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宝庆丸子脱水和上色工艺研究 总被引:1,自引:0,他引:1
宝庆丸子,是用豆腐、鲜肉、猪血配以传统佐料,经磨、压、捏、揉、拍、烘等多道工序加工而成的豆制品。传统宝庆丸子的脱水,一直采用风干和烘烤相结合的方法,脱水时间10d左右,而其色泽的形成则主要靠猪血染色和烟熏上色,工艺上存在安全隐患,本研究采用间接烘烤.热变性熟化脱水上色技术,利用蛋白质聚集变性脱水原理及美拉德反应使产品脱水、上色同步完成。通过正交试验得出最佳的间接烘烤工艺参数为:温度85℃,时间7h,猪血用量1.0%,糖用量1.0%,最佳的热变性熟化脱水上色工艺是:温度是100℃,最佳的时间是1.0h,最高的糖浓度是0.5%。 相似文献
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凤爪是人们所喜爱食品,凤爪肉不多,而皮富含胶原蛋白,可减少皱纹,有美容作用,尤其受到女性欢迎。根据加工方式,凤爪类小吃可分为白云凤爪和炸凤爪两种。鸭掌的加工方式跟凤爪相似。本文介绍炸凤爪、炸鸭掌的加工工艺。 相似文献
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Peng Xu Xuefeng Zhu Shengjiang Tan Hao Qin Cunliu Zhou 《Food science and biotechnology》2016,25(2):409-414
The role of monoxide hemoglobin (COHb) in improvement of chicken sausage color was investigated. COHb and NaNO2 synergistically increased a* values. Addition of 0.1% COHb decreased the residual nitrite content in the presence of 0.001% NaNO2. Compared with controls, the combined treatment resulted in significantly higher nitroso pigment contents while the single treatment resulted in slightly higher nitroso pigment contents. Visible spectrometry indicated that both nitrosohemochrome (NH) and hematin were the main ingredients of pigments extracted from chicken sausage treated with a combination of 0.006% NaNO2 and 0.6% COHb. Formation of NH and hematin caused an increase in a* values and a decrease in L* values, respectively. COHb showed potential for use in meat product formulations. 相似文献
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The mutagenicity of fumes formed during the frying of chicken legs at 163 degrees C for 1 to 4 h in soybean oil, canola oil, or sunflower oil was studied. A modified smoke adsorption device was used to collect fumes, and the mutagenicity of the fumes was determined with the Ames test. The results obtained show that the mutagenicity of the fumes from all three oils increased with an increase in frying time. Under the same heating conditions, the oil showing the most extensive mutagenicity was soybean oil, followed by canola oil and sunflower oil. For the smoke adsorption device, the strongest mutagenicity was exhibited by the adsorptive wool, followed by the condensates and glass bead extracts. 相似文献
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试验用漂白剂、酸性染料和其它化学药剂,采用单纯漂白、单纯染色、先漂白再染色和化学着色等不同方案对人工林桉树木材进行了材色改良处理研究.结果发现:单纯漂白可获得一定的材色改良效果:硫化物类药剂配方,效果不明显;双氧水类、次氯酸钠类药剂配方,效果明显,可得到很好的漂白效果.单纯染色,比较难获得好的效果.采用先漂白后染色,获得的材色过于鲜艳.草酸类药剂配方,效果明显,可消除材色缺陷;根据不同配方和处理工艺,可获得从浅粉红色到红棕色的色调.用双氧水做活性剂,引入带发色团的化学药剂,材色改良效果明显,通过调整配方药品的浓度和处理工艺可获得从浅黄色到橙黄色的不同色调和较佳的材质. 相似文献