Step1:Steam and mash the purple potatoes in a pot and mix them with all the ingredients. Pour the paper cups into 2 / 3 (about 3-4 of them can be made). Preheat the oven for 190 ° 5min, put the paper cups into the middle layer of the oven and keep the fire up and down for 190 ° 20min (according to the difference in the oven, it's OK to stick the chopsticks or toothpicks in and out
Cooking tips:There are skills in making delicious dishes.