1. Purple sweet potato steamed in the pot
2. Use a spoon to crush it into a puree and sieve
3. Put a small piece of butter in the pot to melt, add the purple potato mash, add a little sugar, and mix well
4. Spread the well-mixed purple potato mash in a baking bowl, compact it with a spoon, and put a few raisins on it
5. Pour milk into the pot and heat it, put a little sugar to melt
6. Mix the egg yolks and add some light cream
7. Wait for the milk in the pot to cool slightly, pour it into the egg yolk, stir evenly, and sieve
8. Pour the filtered pudding liquid into the baking bowl, do not fill up, about 8 minutes full
9. Put it in the oven and bake at 150 degrees for about 25 minutes (set according to your own oven situation) until the surface of the pudding is slightly colored.
