Limoncello is a popular Italian liqueur made from lemon zest, alcohol, water, and sugar. It is known for its bright yellow color and refreshing citrus flavor. In Catania, you can find high-quality limoncello made from locally grown lemons. This sweet and tangy liqueur is often served as a digestif after a meal or mixed into cocktails. Sipping on a glass of limoncello is a delightful way to end a day of exploring Catania.