Make your own yoghurt (yogurt)

I made yoghurt today. It's easy, delicious and inexpensive, costing about half the price of supermarket yoghurt. You can make yoghurt with any kind of milk, low fat cow's or from goat or sheep milk. All your equipment should be clean and make sure you use clean tea towels. Adding milk powder to the milk will make a thicker yoghurt. You can use ordinary bought yoghurt as a starter, but make sure