The Season 5 finale saw Arya scratching off the very first villain who she'd added to her list, as she stabbed and slit the throat of Ser Meryn Trant, the man who she blames for the death of her mentor Syrio Forel. Arya kills Ser Meryn Trant.
As a result, Greek yogurt is thicker and more sour than regular yogurt. Because the liquid is eliminated, it has more protein and less sugar per ounce than traditional types. Like all yogurt, Dannon Greek contains active cultures.
As friendly bacteria populate a culture of yogurt, they create several acids as a by-product of respiration and metabolism. According to the University of Guelph four major acids contribute to the taste and acidity of yogurt. These include lactic acid, acetaldehyde, acetic acid and diacetyl acid.