Purple Rose

1. Melt butter over water and add sugar powder to beat

2. Add egg yolks in three batches and beat evenly

3. Add steamed purple potatoes and sieve them

4. Mix evenly

5. Low powder milk powder mixed and sieved in

6. Knead into a dough

7. Use a rolling pin to roll out a thin surface, and carve a circle using a circular mold the size of a rose you want

8. Stack them one by one as shown in the picture

9. Roll up from bottom to top

10. Cut from the middle

11. Put it in a preheated oven at 180 degrees for 35 minutes (depending on the temperature of your own oven), and finally it turns purple when photographed

12. Cover with tin foil midway to avoid excessive color

13. Finished products

14. Finished products