Cooking Steps

1. 

   Step1:Slice sweet potato. Steam it until it's done with chopsticks.

2. 

   Step2:The steamed sweet potato is peeled and mashed while it is hot. Add condensed milk and stir evenly.

3. 

   Step3:Put the mashed potatoes into the baking bowl.

4. 

   Step4:Spread a layer of mozzarella cheese.

5. 

   Step5:Preheat the oven at 200 ℃. Bake for five minutes, then brush a layer of whole egg liquid on the surface. Bake for another five minutes or so.

6. 

   Step6:Bake until there is a light burnt spot

7. 

   Step7:Enjoy it while it's hot

8. 

   Step8:Rath