Do you know What is Yak Milk and Roquefort Cheese. If you are looking for the definition of Yak Milk and Roquefort Cheese or want to know what is Yak Milk and Roquefort Cheese?, then this is where you will fetch your answers. Well, in simple terms Yak milk is the milk obtained from yak. It is sweet to taste and has rich fat content. While Roquefort is a French Blue cheese, made from the milk of sheep. Both these products are unique in their own ways. Yak Milk is a Not Available colored dairy product and Roquefort Cheese is Blue colored. The food gets it color dependent on the ingredients used and the preparation methods employed. Sometimes artificial food colors are added to give the dairy product, a gourmet look. Apart from their color what distinguishes them is their flavor and aroma. Yak Milk bears Sweet flavor with a Sweet aroma whereas Roquefort Cheese has Salty, Sharp and Tangy flavor and a Sour smell and Strong aroma. The color, flavor and the aroma of these products depict their origin. Yak Milk originated in Tibet, whereas origin of Roquefort Cheese is traced back to France.