It is thicker and creamier than regular yogurt because most of the whey, the watery liquid in yogurt, has been removed. You can make Greek-style yogurt at home. Line a strainer with 3
basket-style coffee filters. Set strainer on a bowl. Spoon regular yogurt into strainer. Cover with plastic and refrigerate for 2-3 hours. If you strain it for longer period of time so all liquid is gone, you will have yogurt cheese.