CN103704636B - 柿子营养果粒及其加工方法 - Google Patents
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Abstract
本发明涉及一种柿子营养果粒及其加工方法,其步骤如下:⑴挤压分离;⑵果粒原浆调配;⑶果胶、琼脂复水预溶:在夹层锅中加入热水,打开蒸汽加热煮沸,搅拌下缓缓加入事先混匀的果胶,煮至沸腾使果胶完全复水备用,琼脂的预溶是先加25倍冷水浸泡使其膨润,煮至沸腾,并且保温备用;⑷营养果粒调配;⑸浇模、干燥。本发明所采用的原料是自然成熟软化的柿子原浆与白砂糖均匀混合,白砂糖融化的过程中,通过小分子膨大吸水,很好的吸取了原浆中的清汁,达到很好的融合,再加以食品级果胶、琼脂利于成型,制成果粒装糖果,方便实用,便于储存和运输。
Description
技术领域
本发明属于食品制备领域,涉及柿子深加工,尤其是一种柿子营养果粒加工方法。
背景技术
柿子的营养成分十分丰富,含有丰富的蔗糖、葡萄糖、果糖、蛋白质、胡萝卜素、维生素C、瓜氨酸、碘、钙、磷、铁。新鲜柿子含碘很高,能够防治地方性甲状腺肿大。柿子味性寒,味甘涩,归经肺经,有润肺生津,清热止血,涩肠健脾,解酒降压等功效。
据检索,发现如下两篇相关的专利文献,其中,专利文献CN1582682中公布了一种鲜果粒食品及其生产工艺,虽然保持了一定的组织形态,但是果粒经过两级脱水干制过程,损失了大部分营养及风味物质,原果汁更是在干制过程中几乎消失殆尽,失去了新鲜水果的色香味及营养。专利文献CN101601455.7中公布了一种蜜制菠萝果粒的加工方法,其中果粒通过高浓度糖液两次蜜制,较大的渗透压,连续两次极度破坏了果粒细胞及组织,并且高糖浸制会导致果粒因过甜而失去原果酸甜适度的口感,以至于不能被广泛接受,更加不利于饮食均衡与健康。
发明内容
本发明的目的在于克服现有技术的不足之处,提供一种柿子营养果粒加工方法,本方法以纯柿果清汁为原料,不添加各类防腐剂、甜味剂及色素,并采用一次升温灭酶技术减少升温过程,极大程度地保留了柿子原有风味。
本发明是通过以下具体的技术方案来实现发明目的:
一种柿子营养果粒加工方法,其步骤如下:
⑴挤压分离:将脱涩后的柿子挤压破碎分离果柄、果皮与果肉,经40目滤布过滤掉果皮与果柄,离心除水,得到原浆;
⑵果粒原浆调配:原浆80-100份;白砂糖5-10份;蜂蜜1-3份;VC0.05-0.5份;柠檬酸0.05-0.5份;盐0.1-0.6份;牛磺酸0.01-0.05份;儿茶素0.01-0.05份;葡萄糖酸钙0.01-0.05份;葡萄糖酸锌0.01-0.05份;亚硒酸钠0.01-0.05份;碘化钾0.01-0.05份;柠檬酸铁0.01-0.05份;按照上述最佳原料配比将原料均匀混合,制成原浆调配液备用;
⑶果胶、琼脂复水预溶:将果胶、琼脂复水,并且保温备用;
⑷营养果粒调配:将⑵中所述原浆调配液缓缓加入⑶中所述占原浆调配液1%-4%的果胶与琼脂的混合胶浆中,搅拌0.5-3min;
⑸浇模、干燥:将⑷中所述营养果粒调配液趁热浇入木制淀粉模盘中,浇模后立即于表面覆盖淀粉,于干燥室内抽湿定型,温度设定25-40℃,干燥20-30h,获得柿子营养果粒。
而且,所述柿子的成熟度为5~10分熟,其中最佳值为8分熟。
而且,所述柿子脱涩方法为:将柿子通过盛满含有65-75wt%的乙醇,3-5wt%的乙酸,0.8-1wt%的谷氨酸钠水溶液的清洗槽,清洗后置于密闭环境,脱涩4-10天。
而且,所述果胶与琼脂的质量比为1:1。
一种柿子营养果粒,原浆80-100份;白砂糖5-10份;蜂蜜1-3份;VC0.05-0.5份;柠檬酸0.05-0.5份;盐0.1-0.6份;牛磺酸0.01-0.05份;儿茶素0.01-0.05份;葡萄糖酸钙0.01-0.05份;葡萄糖酸锌0.01-0.05份;亚硒酸钠0.01-0.05份;碘化钾0.01-0.05份;柠檬酸铁0.01-0.05份;加入果胶、琼脂后的获得柿子营养果粒。
而且,由上述方法获得。
本发明的优点和积极效果如下:
1、本发明所采用的原料是自然成熟软化的柿子原浆与白砂糖均匀混合,白砂糖融化的过程中,通过小分子膨大吸水,很好的吸取了原浆中的清汁,达到很好的融合,再加以食品级果胶、琼脂利于成型,制成果粒装糖果,方便实用,便于储存和运输。
2、本发明制备过程不经过熬煮,有效保留了新鲜柿子所具有的风味、组织及营养,提高柿子深加工产品的种类,延长了柿子的食用期限。
3、本发明提供的营养果粒最大的保留鲜果风味和质地,生产过程节能、经济、易操作,同时生产出的柿营养果粒填补了柿子果粒的空白,丰富的水果口味糖果的种类。
4、本发明的原料包括原浆100份;白砂糖10份;蜂蜜3份;VC0.5份;柠檬酸0.5份;盐0.6份;牛磺酸0.01-0.05份;葡萄糖酸钙0.01-0.05份;葡萄糖酸锌0.01-0.05份;亚硒酸钠0.01-0.05份;碘化钾0.01-0.05份;柠檬酸铁0.01-0.05份;儿茶素0.01-0.05份,有效提高了果粒的营养成分。
具体实施案例
下面结合实施例,对本发明进一步说明,下述实施例是说明性的,不是限定性的,不能以下述实施例来限定本发明的保护范围。
以下百分比均为质量百分比,所使用的添加成分均为现有技术当中具有的成分,如可以参考奶粉中的相关应用元素的添加。
实施例1
一种柿子营养果粒加工方法,其步骤如下:
⑴挑选:柿子的成熟度为5~10分熟,其中最佳值为8分熟;
⑵清洗:将⑴中所述柿子用清水清洗除去表面杂质及灰尘;
⑶脱涩:比如,将⑵中所述柿子经传送带均匀通过盛满65-75%的乙醇,3-5%的乙酸,0.8%的谷氨酸钠水溶液的清洗槽,并平码于带孔隙的塑料筐内,层层叠放,并迅速用塑料大帐包裹码放好的柿子,形成密闭环境,脱涩4天;
⑷挤压分离:将⑶中所述柿子挤压破碎分离果柄、果皮与果肉,经40目滤布过滤掉果皮与果柄,离心除水,4000r/min的转速离心10min,得到原浆;
⑸果粒原浆调配:原浆100份;白砂糖10份;蜂蜜3份;VC0.5份;柠檬酸0.5份;盐0.6份;牛磺酸0.04份;葡萄糖酸钙0.02份;葡萄糖酸锌0.01份;亚硒酸钠0.01份;碘化钾0.02份;柠檬酸铁0.02份;儿茶素0.02份,按照上述最佳原料配比将原料均匀混合,制成原浆调配液备用;
⑹果胶、琼脂复水预溶:在夹层锅中加入一定量的85℃热水,打开蒸汽加热煮沸,慢慢搅拌下缓缓加入事先混匀的一定量的果胶,煮至沸腾使果胶完全复水备用,琼脂的预溶是先加25倍冷水浸泡使其膨润1h,以下步骤同上,并且保温备用;
⑺营养果粒调配:将⑸中所述原浆调配液缓缓加入⑹中所述占原浆调配液2.5%的果胶与琼脂(果胶:琼脂=1:1)的混合胶浆中,强力搅拌0.5-3min;
⑻浇模、干燥:将⑺中所述营养果粒调配液趁热浇入木制淀粉模盘中,浇模后立即于表面覆盖淀粉,于干燥室内抽湿定型,温度设定25-40℃,其中最佳值为35℃,干燥20-30h,其中最佳值为25h,使果粒获得较适中的软硬度与弹性,并保证不粘牙;
⑼筛选果粒:将⑻中所述干燥成型的营养果粒用筛选机分离营养果粒与多余淀粉,多余淀粉可热烘后重复使用;
⑽吹粉:将⑼中所述筛选好的营养果粒置吹粉机中,通过压缩空气将果粒表面残余淀粉彻底吹净;
⑾成品包装:对⑽中所述柿营养果粒进行枕式充氮包装,每包125g,并放小包干燥剂,防止果粒回潮。
实施例2
一种柿子营养果粒加工方法,其步骤如下:
⑴挑选:柿子的成熟度为5~10分熟,其中最佳值为8分熟;
⑵清洗:将⑴中所述柿子用清水清洗除去表面杂质及灰尘;
⑶脱涩:比如,将⑵中所述柿子经传送带均匀通过盛满65-75%的乙醇,3-5%的乙酸,0.8%的谷氨酸钠水溶液的清洗槽,并平码于带孔隙的塑料筐内,层层叠放,并迅速用塑料大帐包裹码放好的柿子,形成密闭环境,脱涩4天;
⑷挤压分离:将⑶中所述柿子挤压破碎分离果柄、果皮与果肉,经40目滤布过滤掉果皮与果柄,离心除水,得到原浆;
⑸果粒原浆调配:原浆100份;白砂糖5份;蜂蜜1份;VC0.05份;柠檬酸0.05份;盐0.1份;牛磺酸0.02份;葡萄糖酸钙0.02份;葡萄糖酸锌0.01份;亚硒酸钠0.01份;碘化钾0.01份;柠檬酸铁0.03份;儿茶素0.01份,按照上述最佳原料配比将原料均匀混合,制成匀浆备用;
⑹果胶、琼脂复水预溶:在夹层锅中加入一定量的85℃热水,打开蒸汽加热煮沸慢慢搅拌下缓缓加入事先混匀的一定量的果胶,煮至沸腾使果胶完全复水备用,琼脂的预溶是先加25倍冷水浸泡使其膨润1h,以下步骤同上,并且保温备用;
⑺营养果粒调配:将⑸中所述原浆调配液缓缓加入⑹中所述占原浆调配液3.5%的果胶与琼脂1:1(果胶:琼脂质量比=1:1)的混合胶浆中,强力搅拌1min;
⑻浇模、干燥:将⑺中所述营养果粒调配液趁热浇入木制淀粉模盘中,浇模后立即于表面覆盖淀粉,于干燥室内抽湿定型,温度设定25-40℃,其中最佳值为35℃,干燥20-30h,其中最佳值为25h,使果粒获得较适中的软硬度与弹性,并保证不粘牙;
⑼筛选果粒:将⑻中所述干燥成型的营养果粒用筛选机分离营养果粒与多余淀粉,多余淀粉可热烘后重复使用;
⑽吹粉:将⑼中所述筛选好的营养果粒置吹粉机中,通过压缩空气将果粒表面残余淀粉彻底吹净;
⑾成品包装:对⑽中所述柿营养果粒进行枕式充氮包装,每包125g,并放小包干燥剂,防止果粒回潮。
Claims (2)
1.一种柿子营养果粒加工方法,其特征在于:其步骤如下:
⑴挤压分离:将脱涩后的柿子挤压破碎分离果柄、果皮与果肉,经40目滤布过滤掉果皮与果柄,离心除水,得到柿子原浆;所述柿子的成熟度为5~10分熟;
所述柿子脱涩方法为:将柿子通过盛满含有65-75wt%的乙醇,3-5wt%的乙酸,0.8-1wt%的谷氨酸钠水溶液的清洗槽,清洗后置于密闭环境,脱涩4-10天;
⑵果粒原浆调配:步骤⑴的柿子原浆80-100份;白砂糖5-10份;蜂蜜1-3份;VC0.05-0.5份;柠檬酸0.05-0.5份;盐0.1-0.6份;牛磺酸0.01-0.05份;儿茶素0.01-0.05份;葡萄糖酸钙0.01-0.05份;葡萄糖酸锌0.01-0.05份;亚硒酸钠0.01-0.05份;碘化钾0.01-0.05份;柠檬酸铁0.01-0.05份;按照上述最佳原料配比将原料均匀混合,制成原浆调配液备用;
⑶果胶、琼脂复水预溶:将果胶、琼脂复水,并且保温备用;所述果胶与琼脂的质量比为1:1;
⑷营养果粒调配:将⑵中所述原浆调配液缓缓加入⑶的果胶、琼脂复水溶液中,所述果胶、琼脂复水溶液占原浆调配液1%-4%,搅拌0.5-3min;
⑸浇模、干燥:将⑷中所述营养果粒调配液趁热浇入木制淀粉模盘中,浇模后立即于表面覆盖淀粉,于干燥室内抽湿定型,温度设定25-40℃,干燥20-30h,获得柿子营养果粒。
2.根据权利要求1所述的柿子营养果粒加工方法制备得到的柿子营养果粒。
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