The term 'Yeasty Drink' can be solved by the crossword solution 'BREW'. BREW is a type of alcoholic beverage made by fermenting grains, such as barley, wheat, and rye. It is usually made with hops, yeast, and water, and is often flavored with spices or herbs. The fermentation process produces carbon dioxide, which gives the drink its characteristic bubbly texture. Brews are popular in many countries around the world, and come in a variety of styles, including ales, lagers, stouts, and porters.