2 Japanese sweet potatoes (white heart)

Milk? 4 tablespoons

4 tbsp butter/vegetable oil

Sugar? 4 tablespoons

Cinnamon 1 teaspoon

Egg yolk? 2

Black and white sesame seeds? several

Hey? How to bake Japanese sweet potatoes?

Peel the sweet potato, cut it into small pieces, boil it in water for 15 minutes, remove the water and mash it;

Add milk, sugar, oil/cream, cinnamon powder and an egg yolk and mix well.

Put it in the baking tray. Brush the remaining egg yolk on the surface and decorate with sesame seeds.

Put it in a preheated oven, bake it at 350 degrees Fahrenheit for 10 minute, and then bake it in the oven for 10 minute.