1. Cut sweet potatoes into pieces and bake them in the oven;
2. After cooling slightly, put it in a fresh-keeping bag and use a rolling pin to roll it into a puree shape;
3. Put the mashed sweet potato, sugar, and butter in a small pot;
4. Heat on a low heat, melt the sugar and butter, and fry the mashed sweet potatoes;
5. After turning off the heat, let it cool slightly, add an egg yolk and stir well;
6. Become a dough shape;
7. Take a small piece by hand and knead it into a ball;
8. Reshape it into an olive shape; (each must be the same size)
9. Place the reshaped into a baking tray lined with tin foil;
10. Brush a layer of egg yolk liquid on the surface;
11. Sprinkle some black sesame seeds;
12. Preheat the oven to 175 degrees, turn on the upper and lower heat, put it in the middle of the oven, bake for about 15-20 minutes, and the surface is golden.
Tips:1. If you want each dough to have the same size, you can use an electronic scale to weigh it;
2. Raw or cooked black sesame seeds can be used.
※For more baking, please pay attention to my public account [Ma Lin's Dim Sum Book]
