1. All raw materials except purple sweet potato flour are put into the bread bucket to start the kneading process and form the dough
2. Take half of the dough and add 100 grams of purple sweet potato flour
3. Add a little water to start the kneading process and make purple sweet potato dough
4. Put two doughs in a warm place
5. The two doughs made by 饧 are vented and rounded on the console, and then divided into two doughs.
6. First roll the purple sweet potato dough into a large piece, and roll the white dough into a long strip
7. Put a long white roll
8. Put another white strip
9. Roll it up again
10. In the same way, put the purple strip on the white sheet
11. Roll up
12. Put it in the baking tray for second fermentation
13. Cut a few cuts diagonally on the surface with a knife, and place them in the baking tray twice.
14. Brush the whole egg liquid on the surface
15. Put it in the oven and bake for 40 minutes at 180 degrees
16. After baking, take it out and let cool
Tips:The weather is still a bit cold now, so put the dough in a warm place.
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