Milk and bacterial powder should be taken out of the refrigerator in advance and returned to room temperature; The inner container of yogurt machine is fully scalded and disinfected with boiling water; Adding about 8~1ml pure milk; Add 1 packet of yogurt powder (1g) and stir gently; Ferment at constant temperature for 6-1 hours in a yogurt machine until milk is observed to solidify. The prepared yogurt can be eaten immediately or refrigerated for several hours, with better flavor! When eating, you can also add white sugar or other jam to taste according to your personal preference.