1. Prepare the required cumin and oil, and put the cumin powder into a bowl for later use.
2. Heat an appropriate amount of oil in the pot, turn off the fire after the oil is hot, wait a moment, and the oil temperature drops to about 80℃.
3. Slowly pour the oil into the cumin powder in the bowl, and stir it evenly with chopsticks or spoon at the same time, so that the cumin powder and oil are fully mixed.