source: Yoghurt or yogurt is a milk-based food made by bacterial fermentation of milk
target: Yoghurt or yogurt is a dairy product made by bacterial fermentation of milk.
references: Yoghurt or yogurt is a dairy product made by bacterial fermentation of milk. Yoghurt or yogurt is a dairy product that is made by bacterial fermentation of milk. Yogurt is a dairy product made with bacteria and milk. Yoghurt, also called yogurt, is a dairy product produced when bacteria ferments in milk. Yoghurt or yogurt is a dairy product produced by bacterial fermentation of milk. Yoghurt or yogurt is a dairy product produced by fermentation of milk. Yoghurt or yogurt is a dairy product made by adding bacteria to milk and letting it ferment.