Chances are they contain some form of sugar.
It could be the sugars in peaches fresh from the orchard, or the sugars contributing to the prized taste of your favorite ice cream. Indeed, most people enjoy the sweet taste of sugars. But taste is only one of the important roles sugars play in food. For example, sugars help preserve jams, cereals, cakes, candies, cookies and drinks. Sugars also help produce the tender, moist texture of cakes and the golden-brown, crispy essence of many cookies.