![紫薯蛋卷[无水无油版]](https://cp1.douguo.com/upload/caiku/8/9/0/yuan_89681624561915553e8c0b552eaa0a20.jpg)
紫薯蛋卷[无水无油版]
喜欢紫色，不管是深的、淡的。就算是一块火龙果皮我也不会丢掉，把它冰冻起来，好好的利用它，那可是纯天然的色素喔。
紫薯蛋卷[无水无油版]的做法
![紫薯蛋卷[无水无油版]的做法图解1](https://cp1.douguo.com/upload/caiku/a/6/a/yuan_a63fcd078897ee3586ff0237027fffaa.jpg)
步骤1
紫薯去皮洗干净，切小块。![紫薯蛋卷[无水无油版]的做法图解2](https://cp1.douguo.com/upload/caiku/4/2/5/yuan_427e797d5536fc90c1a916556ff99c25.jpg)
步骤2
蒸熟（15分钟）。![紫薯蛋卷[无水无油版]的做法图解3](https://cp1.douguo.com/upload/caiku/1/4/b/yuan_14ba667b0a93d0b70708bd912755d02b.jpg)
步骤3
过筛压成泥备用。![紫薯蛋卷[无水无油版]的做法图解4](https://cp1.douguo.com/upload/caiku/9/3/5/yuan_9303fec94b2ddccea8d0bb5a0ba62d75.jpg)
步骤4
全部原料。![紫薯蛋卷[无水无油版]的做法图解5](https://cp1.douguo.com/upload/caiku/7/b/8/yuan_7b073f9fe47ccb802ae8fa7ef52cddb8.jpg)
步骤5
把紫薯泥分成两份，一份多一些，一份少的留做装饰。![紫薯蛋卷[无水无油版]的做法图解6](https://cp1.douguo.com/upload/caiku/5/6/d/yuan_5631bff2d148d2093ef3b45e0a83438d.jpg)
步骤6
倒70g牛奶把紫薯泥拌匀。![紫薯蛋卷[无水无油版]的做法图解7](https://cp1.douguo.com/upload/caiku/8/d/3/yuan_8df8ab9a03ad53c4576d6a24359d3833.jpg)
步骤7
分离蛋清，盆子要无水无油。![紫薯蛋卷[无水无油版]的做法图解8](https://cp1.douguo.com/upload/caiku/3/8/b/yuan_38b34fe39d620495509b95afcb2bc53b.jpg)
步骤8
蛋黄中倒入50g牛奶拌匀。![紫薯蛋卷[无水无油版]的做法图解9](https://cp1.douguo.com/upload/caiku/d/7/0/yuan_d77b2b849fa49041a1300a34092c4760.jpg)
步骤9
分两次筛入面粉，翻拌，不要划圈圈。![紫薯蛋卷[无水无油版]的做法图解10](https://cp1.douguo.com/upload/caiku/3/c/e/yuan_3c3420ef611ab885c522cd17aa7a5d8e.jpg)
步骤10
面糊中没有颗粒状即可。![紫薯蛋卷[无水无油版]的做法图解11](https://cp1.douguo.com/upload/caiku/5/a/0/yuan_5a8a683213ed803bccf7554223ec4a10.jpg)
步骤11
紫薯糊倒入面糊里加1g盐翻拌均匀备用。![紫薯蛋卷[无水无油版]的做法图解12](https://cp1.douguo.com/upload/caiku/f/e/4/yuan_feea22eaa5d2c97d83eb0474a6ea4774.jpg)
步骤12
蛋白低速打到粗泡加3一4滴醋（去蛋腥味就靠它了）。![紫薯蛋卷[无水无油版]的做法图解13](https://cp1.douguo.com/upload/caiku/c/b/e/yuan_cb881a4e6fc1a7f0f16cc7b45137a49e.jpg)
步骤13
分三次加入糖打发蛋白，如图这样立起有小弯勾即可。![紫薯蛋卷[无水无油版]的做法图解14](https://cp1.douguo.com/upload/caiku/2/3/2/yuan_23e5413fb5e40db7591e89559ad46062.jpg)
步骤14
取少量蛋白加入面糊里翻拌均匀，不要划圈圈喔。步骤15
把面糊倒入剩余的蛋白中翻拌均匀，这时可以预热烤箱了。![紫薯蛋卷[无水无油版]的做法图解16](https://cp1.douguo.com/upload/caiku/a/7/2/yuan_a7b2334a76435d4528173069ca779422.jpg)
步骤16
烤盘擦一点水，吸住油纸。![紫薯蛋卷[无水无油版]的做法图解17](https://cp1.douguo.com/upload/caiku/a/3/0/yuan_a3d6f57539215c9e55b7ab9115550490.jpg)
步骤17
倒入面糊，在台上震几下，震去大气泡。![紫薯蛋卷[无水无油版]的做法图解18](https://cp1.douguo.com/upload/caiku/6/f/2/yuan_6fd02170b79f2460b1ee604682c1df32.jpg)
步骤18
放入烤箱中层150度上下火同时烤30分钟。![紫薯蛋卷[无水无油版]的做法图解19](https://cp1.douguo.com/upload/caiku/e/c/f/yuan_ec87afda39f8d6f038e71277ea5613bf.jpg)
步骤19
拿出蛋糕倒扣，撕掉油纸。![紫薯蛋卷[无水无油版]的做法图解20](https://cp1.douguo.com/upload/caiku/9/b/c/yuan_9b8833de988317b27d9eff88e8819c6c.jpg)
步骤20
晾凉15分钟，卷起蛋糕定形。撕油纸要小心，不要像我，有些蛋糕都撕掉了。![紫薯蛋卷[无水无油版]的做法图解21](https://cp1.douguo.com/upload/caiku/9/c/0/yuan_9cfb84b050aaebb1b1d81ec3948871b0.jpg)
步骤21
紫薯泥加入20g蜂蜜拌匀，装入裱花袋备用。（我用的是8齿裱花嘴![紫薯蛋卷[无水无油版]的做法图解22](https://cp1.douguo.com/upload/caiku/0/6/1/yuan_0638d3e38ea9a4daf92ddfdfcd4662f1.jpg)
步骤22
两边切掉，切成四份，挤上紫薯泥放上芒果丁装饰即可。![紫薯蛋卷[无水无油版]的做法图解23](https://cp1.douguo.com/upload/caiku/b/7/d/yuan_b7eea00c12bb93bb3ec4b781d0b8340d.jpg)
步骤23
成品图。紫薯蛋卷[无水无油版]的烹饪技巧
时间、温度可以跟自家的烤箱而定。