The simple guide on how to make healthy homemade Greek yogurt (with just two simple ingredients)! Learn how to make delicious and creamy Greek yogurt with this easy recipe. With just a few simple ingredients and some basic equipment, you can enjoy homemade Greek yogurt that is healthier and more flavorful than store-bought version.Well milk is made up of Casein which is what curdles and is used to make cheese and yogurt, while whey is the watery substance left when the milk curdles.