1. Prepare a sweet potato and an egg. Peel the sweet potato and cut it into pieces. Steam it in the pot for 12 minutes.
2. Steamed and pressed into sweet potato puree, put an egg into 350g flour, and then add 50g milk and 4g yeast to mix.
3. Then put the sweet potato paste into the flour and mix it to form a dough.
4. Seal the dough with plastic wrap and wake up to twice the size.
5. After waking up, knead it into strips and cut it into small pieces. Dry the small pieces into the shape of a cow tongue.
6. Wrap it and cut it in half, and then wrap it and cut it in half.
7. Brush some cooking oil in the rice cooker, and put honey on the bottom of the roll into the cooker.
8. Brush a little honey on the surface, and then press the cake button of the rice cooker. After 20 minutes, the delicious pastry will be cooked.