1. Wash the skin of the purple sweet potato
2. Steam in a pot of cold water, steam for 20 minutes after steaming (you can also use the microwave to high heat for 5 or 6 minutes)
3. Take out the steamed purple sweet potato
4. Let it cool for a while, peel off the skin when it is not too hot, put it in a basin, and twist the whole purple potato into small pieces.
5. Then use the back of the spoon to twist the purple sweet potato into a fine paste along the wall of the basin (you can also pour the purple sweet potato into a fresh-keeping bag and use a rolling pin to crush it)
6. Add a tablespoon of glutinous rice flour and a little honey
7. Stir evenly. At this time, the purple potato powder looks a bit dry. It doesn’t matter, it’s better to be dry than wet.
8. Cover with plastic wrap, put it in a steamer, boil the water in the pot on high heat, then turn to medium and low heat for 15-20 minutes
9. Next, prepare the filling, peanut kernels and walnut kernels use the microwave "quick heating button", beat for 4 or 5 minutes until cooked
10. Peanut kernels and walnut kernels should be broken up with a food processor, not too broken, small particles are better
11. Add a tablespoon of honey. The amount of honey is to make the peanut and walnut powder gather into a ball. It is still "preferably dry and not wet", and stir well.
12. Use your hands to roll the filling into small balls, in order to make it easier for a while
13. The filling is ready, the dough made of purple sweet potato + glutinous rice flour can also be out of the pot
14. According to the size of the moon cake mold, pull a lump of dough and knead it repeatedly, first knead it into a ball, then squeeze it, and put the filling in the middle
15. Gently push the dough from the bottom to the top, with even force, don’t rush, gather slowly
16. Finally, close the mouth, round, smooth face down, and put it into the moon cake mold
17. Press flat with your palm, press the mold, take out the moon cake, turn it over, a purple sweet potato moon cake with clear and complete lines is ready