Cooking Steps

1. 

   Step1:Cut the sweet potato into large pieces. Heat it in microwave for 15 minutes. Soften it. Stick the chopsticks through. Cool them for standb

2. 

   Step2:Turn butter into liquid and add in mashed potatoes. Add cheese (or cream cheese or mozzarella cheese) and stir.

3. 

   Step3:It will be very dry at this time. Add milk and sugar in several times and mix them into mud.

4. 

   Step4:Brush the oil on the bottom of the baking tray. Spread the mashed potato on the top. Align with the baking tray. Compact and pave well. Brush the surface with egg liquid.

5. 

   Step5:The oven is 240 degrees for 10 minutes.