Licor 43 is a Spanish liqueur that is made from a secret recipe of 43 different ingredients, including citrus fruits, herbs, and spices. It has a sweet and vanilla-like flavor profile and is often enjoyed as a digestif or used as an ingredient in cocktails. Licor 43 can be enjoyed on its own, over ice, or mixed with other spirits to create unique and flavorful drinks. It is a popular choice for those looking for a sweet and aromatic beverage in Castelldefels.