Acid red date and pinenut compound protein drink and its producing method

The compound acid red date and pine nut protein beverage features the materials comprising pine nut slurry 56-62 wt%, red date juice 26-32 wt%, cane sugar 3.0-3.6 wt%, composite proteinase 0.05-0.15 wt%, liquid pectase 0.20-0.30 wt%, proteoglycan 0.01-0.03 wt%, citric acid 0.38-0.42 wt%, propyleneglycol alginate 0.28-0.32 wt%, gingko leaf extracting liquid 0.02-0.04 wt%, propyl gallate 0.01-0.05 wt%, sodium biphosphate 0.03-0.07 wt% and water the rest. The preparation process includes preparing gingko leaf extracting liquid, preparing pine nut acid, preparing red date juice, pH value regulation, mixing red date juice and pine nut acid, deairing, bottling, sterilizing and cooling. The present invention provides a industrial production process of compound acid red date and pine nut protein beverage. 一种酸性红枣松仁复合蛋白饮料，其特征在于100kg产品采用的原料及其配比为：松仁浆56～62kg、红枣汁26～32kg、蔗糖3.0～3.6kg、复合蛋白酶0.05～0.15kg、液体果胶酶0.20～0.30kg、蛋白糖0.01～0.03kg、柠檬酸0.38～0.42kg、海藻酸丙二醇酯0.28～0.32kg、银杏叶提取液0.02～0.04kg、没食子酸丙酯0.01～0.05kg、磷酸二氢钠0.03～0.07kg、自来水加至100kg。其制备方法包括：制备银杏叶提取液、制备松仁浆、制备红枣汁、pH值的调整、红枣汁与松仁浆混合、脱气与装瓶、杀菌冷却成品。本发明产品能达到GB16322-1996植物蛋白饮料卫生标准。本发明制备方法可行，为工业化生产酸性红枣松仁复合蛋白饮料，提供了科学的工艺参数与理论依据。