Viola is a genus of flowering plants found mostly in temperate areas in the Northern Hemisphere. These plants vary in shape and size but typically have five petals and heart or oval shaped leaves.

Yogurt is a tangy creamy food made from bacterial fermentation of milk. Bacteria used for fermentation to make yogurt is called yogurt cultures. The specific bacteria for yogurt cultures are called Lactobacillus delbrueckii subsp. Bulgaricus and Stre