Ingredients

Sweet potato 200g, glutinous rice flour 80g (according to the moisture of the sweet potato, knead until it does not stick to the hands), an egg yolk, 10g of butter, 10g of condensed milk, two slices of cheese, an egg yolk (brush the surface)

1.? Steam sweet potatoes, press into puree, add all ingredients except cheese and knead until there is no dry powder

2. Divide into 6 equal portions and wrap in cheese. Poke holes in the top with a toothpick

3. Brush the top with egg yolk mixture

4. Preheat the oven to 200 degrees for 15 minutes