Ingredients we need to prepare: yam bean, pepper, onion, ginger, garlic.

Step 1: Rinse yam bean first, then put it in a basin, then add a little flour to the basin, stir it evenly by hand, and soak yam bean in flour water for a while. This will make the surface of yam bean cleaner. Soak it well, then wash it with clear water, fish it up after washing, and control the water to dry for later use. Then clean the prepared peppers, onions, ginger and garlic, cut the peppers into small circles, cut the onions into chopped green onion, and cut the ginger and garlic into powder for later use.

Step 2: Add a proper amount of water to the pot, put the steamer on the pot, then put yam bean on the steamer, boil the water at medium fire, then steam it at medium fire, and continue steaming for about 20 minutes. When the time is up, yam bean is almost cooked. I don't know if it is steamed. You can prick yam bean with chopsticks. If it can be easily pierced, it means it is cooked. If not, continue steaming for a while.

Step 3: Add an appropriate amount of oil to the pot. After the oil is heated, pour the pepper and ginger and garlic into the pot, stir-fry over low heat, and stir-fry the fragrance. Then pour the steamed yam bean into the pot and stir-fry for a while, then add a proper amount of soy sauce, salt and cumin powder. After adding the seasoning, continue to stir-fry until the ingredients are evenly stirred.

Step 4: Wrinkle the skin fried in yam bean, then pour the chopped green onion into the pot and stir well. Finally, turn off the fire and you can cook.