*the ingredients on the side of the plain yogurt you choose to purchase must read only yogurt culture and milk solids; there must be no artificial ingredients, chemicals, or gelatine
Place the milk in the TM bowl; cook at 80 degrees Celsius 20 minutes at speed 2-3
Cool milk in the TM bowl to 37 degrees Celsius (take lid off); set your timer and check back every 15 minutes, or cool in the fridge and set timer for 20 minutes (do not let the milk cool to room temperature or below 37 degrees Celsius)
Add yogurt culture to the warm milk; combine for 5 seconds at level 1-7
Heat mixture at 37 degrees for 20 minutes at level 2-3
Pour into ThermoServer, cover; set on counter for 5 hours
Place in refrigerator overnight; yogurt will thicken overnight and be ready to serve
Remember to retain enough of this yogurt for your next starter.