Do you know What is Custard and Gruyere Cheese. If you are looking for the definition of Custard and Gruyere Cheese or want to know what is Custard and Gruyere Cheese?, then this is where you will fetch your answers. Well, in simple terms A dessert or sweet sauce made with milk and eggs, or milk and a proprietary powder. While Dairy Product Both these products are unique in their own ways. Custard is a Yellow colored dairy product and Gruyere Cheese is Bright Yellow 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. Custard bears Thick flavor with a Milky and Sweet aroma whereas Gruyere Cheese has Not Available flavor and a Not Available aroma. The color, flavor and the aroma of these products depict their origin. Custard originated in France, whereas origin of Gruyere Cheese is traced back to Switzerland.