1. Cut the purple potato and pumpkin into pieces and steam them in the pan.

2. Mash bananas into mud and add sugar.

3. Mash the steamed purple potato into mud.

4. Mash the steamed pumpkins into mud respectively.

5. Melt the yeast and flour with warm water and divide it into three parts.

6. Add one of them to the pumpkin puree.

7. Add purple potato paste to one part.

8. After waiting for two hours, the three doughs are expanded to twice the original volume and rolled into rectangles respectively. Cut each dough piece into two pieces. Take one piece and put it on banana puree, then cover it with another piece, touch it with a layer of banana puree, and then cover it with another piece. You can match the color sequence at will.

9. After finishing, sprinkle a layer of black sesame seeds on the surface of the Melaleuca cake. (No need to sprinkle) Steam in cold water for 30 minutes. After steaming, stuffy for a while.

10. What it will look like after steaming.

1 1. You can eat it after cutting.