Frothy beverages are a type of drink that is characterized by a foamy head. Ales are a type of frothy beverage that is brewed from malted barley, hops, yeast and water. Ales are typically fermented at warmer temperatures than lagers, which results in a more robust flavor. They are usually served cold and can range in color from light to dark. Ales are popular among beer drinkers and are often enjoyed with food.