STEP 1/5
Wash the sweet potatoes clean, cut them thickly with ginkgo leaves, and soak them in cold water to remove starch. Sweet potatoes contain a lot of anti-cancer beta-carotene in the skin, so make sure to eat them with the skin.
STEP 4/5
When you cook sweet potatoes, you can boil them and cook them, but if you fry them once, the sweetness doubles.
STEP 5/5
If you're done frying sweet potatoes. Put all the ingredients except sesame oil and black sesame seeds in the pan. When the sauce boils over high heat.. Reduce the heat and cook the fried sweet potatoes. When the sauce is boiled down to a certain extent and the sweet potato is cut into the liver, add sesame oil and black sesame seeds, boil it down a little more, and then turn off the heat.