Can You Eat Curdled Yogurt? – Is It Safe?
Yogurt can curdle because of bacteria called lactobacillus bulgaricus and Streptococcus thermophilus. These are both found naturally in milk. When yogurt is stored at room temperature, these bacteria increase, multiply, and produce lactic acid. This causes the yogurt to separate into thick whey and thin yogurt. If the yogurt is heated too high, the bacteria …