When kneading the dough, use boiling water and pour it into the flour along one side. Pour cold water into the flour along the other side. Knead the dough until smooth. Knead for a while, then let it rest for about half an hour. The dough will be ready.

The specific steps are as follows: Ingredients: 500g flour, 150g boiling water, 150g cold water, 50g butter, 20g corn oil, appropriate amount of salt.

1. Pour boiling water into the flour along one side and stir with chopsticks to form a fluffy consistency.

2. Slowly pour cold water into the flour on the other side along the other side, stir into fluffy form, use chopsticks to stir the cold water dough and hot water dough together. Pour the cold water slowly, and adjust the amount of water according to the water absorption of the flour.

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3. Pour in 20g of corn oil, or softened butter.

4. Knead the dough until it is smooth, knead for a while longer, cover with plastic wrap and let it rest for about half an hour.

5. Divide the rested dough into small portions, apply a little corn oil on the surface of each portion, and the surface of the hand cake will be ready.

Notes: 1. First use warm water, salt and chicken essence and knead it into large snowflakes, then pour some corn oil on it.

2. Use boiling water when kneading the dough, so that the cake will taste soft.