Limoncello is an Italian lemon liqueur mainly produced in Southern Italy, especially in the region around the Gulf of Naples, the Sorrentine Peninsula and the coast of Amalfi, and islands of Procida, Ischia, and Capri. It is also produced in Abruzzo, Basilicata, Apulia, Sicily, Sardinia, Menton in France, and the Maltese island of Gozo. In northern Italy, the liqueur is often referred to instead as limoncino. It is also a popular homemade liqueur, with various recipes available online and in print. Although there is debate about the exact origin of the drink, it is at least one hundred years old.