Accessories: appropriate amount of milk powder, 5g of yeast (dry).

Steps:

1. Mix the two kinds of flour and milk powder evenly.

2. Melt the yeast with warm water, pour it into the flour and stir well.

3. Brush the mold with oil.

4. When the batter is very smooth and bright, pour it into the mold and cover it.

5. When the batter is twice as big, boil over high fire and steam for 20 minutes.

6. This is evaporated cake.