Finish by placing the twist in the glass. This useful tool is usually made of a very smooth surface, such as marble, and is used to crush herbs and spices. Place the herb in the deepest part of the bowl, then crush, using a circular pressing motion. This process releases the full flavor of spices such as cloves or fresh herbs, such as mint. The easiest way to chill glasses is to keep them in the refrigerator, but this is not always possible.
Some bartenders keep glasses in clean ice in a special area of the bar.
You can chill glasses at home by filling them with crushed ice and removing the ice just before filling the glasses. Rimming Glasses with Sugar To create a sugar-frosted coffee glass for serving Irish Coffee, rub the rim of the glass with a lemon slice then dip into a shallow bowl of fine or powdered sugar. Rimming Glasses with Salt To create salt-frosted glasses for serving Margaritas, rub the rim of the glass with a lime slice then sip into a shallow bowl of salt. Some drinks, often those which call for a variety of colorful liqueurs, need to be poured very carefully so that the ingredients do not become mixed. This trick is easy to accomplish using a spoon.